[Akman, Y., Barbéro, M. & Quézel, P. 1979: Contribution to the study of forest vegetation of Mediterranean Anatolia. Phytocoenolgia 5: 189–276.10.1127/phyto/5/1979/189]Search in Google Scholar
[Aksoy, A. & Gemici, Y. 2010: Studies on forest vegetation of Mahmut mountain of Izmir in Turkey. J. Environ. Biol. 31: 101–108.]Search in Google Scholar
[Apostolova, I. & Slavova, L. 1997: Compendium of Bulgarian plant communities published during 1891–1995. Sofia, 340 pp. [in Bulgarian].]Search in Google Scholar
[Avramović, D., Milosavljević, V., Vilotiević, M. & Ranđelović, N. 2006: The horology and ecology of Pinus pallasiana in Serbia. – In: II International Symposium of ecologists of Montenegro – Proceeding of the symposium: 73–75.]Search in Google Scholar
[Barbéro, M. & Quézel, P. 1976: Les groupements forestiers de Grèce centro-méridionale. Ecol. Medit. 2: 3–86.10.3406/ecmed.1976.920]Search in Google Scholar
[Bergmeier, E. 1990: Wälder und gübusche des niederen Olymp (Kato Olimbos, NO-Thessalien). Ein beitrag zur systematischen und orographischen vegetationsgliederung Griechenlands. Phytocoenologia 18: 161–342.]Search in Google Scholar
[Bergmeier, E. 2002: Plant communities and habitat differentiation in the Mediterranean coniferous woodlands in Mt. Parnon (Greece). Folia Geobotanica et Phytotaxonomica 37: 309–331.10.1007/BF02805214]Search in Google Scholar
[Bondev, I. 1991: The vegetation of Bulgaria. Map in scale 1:600000 with explanatory text. Publ. House of Sofia University “St. Kliment Ochridsky”, Sofia, 183 pp. [in Bulgarian]]Search in Google Scholar
[Bondev, I. 2002: Geobotanic regioning. – In: Kopralev I. (ed.): Geography of Bulgaria, physical geography. Socio-economic geography. Publishing House ForCom., Sofia, pp. 336–352. [in Bulgarian]]Search in Google Scholar
[Bondev, I. & Lazarov, I. 1995: The vegetation of the Gabra reserve. – In: Tsankov, G. (ed.): Proc. Jubil. Symp. on the Centenary of Acad. B. Stephanov, Sofia, June 2–3, 1994. Publishing House Bulg. Acad. Sci., Sofia, vol. 2, pp. 14–18. [in Bulgarian]]Search in Google Scholar
[Bondev, I. & Lyubenov, M. 1985: The vegetation communities in the Borovo Reserve in the Eastern Rhodopes. – In: Nedyalkov, S. (ed.): Int. Symp. Proj. 8-MAB. Conservation Nat. Areas & Genet. Material they Contain, Blagoevgrad, September 23–28, 1985. Publishing House Bulg. Acad. Sci., Sofia, vol. 2, pp. 142–147. [in Bulgarian]]Search in Google Scholar
[Bondev, I. & Lyubenova, M. 1985: The plant cover of the Chamluka reserve in the Eastern Rhodopes. – In: Nedyalkov, S. (ed.): Int. Symp. Proj. 8-MAB Conservation Nat. Areas & Genet. Material they Contain, Blagoevgrad, September 23–28, 1985. Publishing House Bulg. Acad. Sci., Sofia, vol. 3, pp. 71–79. [in Bulgarian]]Search in Google Scholar
[Bondev, I. & Yordanov, D. 1973: Map of the forests (Text and map). – In: Gulubov, J.(ed.): Atlas of PR Bulgaria. Publishing House Bulg. Acad. Sci., Sofia, pp. 85, 90. [in Bulgarian]]Search in Google Scholar
[Boşcaiu, N. & Boşcaiu, M. 1999: On the presence of Pinus nigra subsp. pallasiana in Romania. (N.F. 426) Wissenschaftliche Mitt. Niederosterr. Landesmus. 12: 21–24.]Search in Google Scholar
[Braun-Blanquet, J. 1964: Pflanzensoziologie. Grundzuge der Vegetationskunde. Springer-Verlag, Wien and New York, p. 865.]Search in Google Scholar
[Brower, J., Zar, J. & von Ende, C. 1998: Field and laboratory methods for general ecology. 4-th ed. WCB/McGraw-Hill, p. 273.]Search in Google Scholar
[Brullo S., G. Giusso del Galdo & Guarino, R. 2001: The orophilous communities of the Pino-Juniperetea class in the Central and Eastern Mediterranean area. Feddes Repertorium 112 (3–4): 261–308.10.1002/fedr.4921120308]Search in Google Scholar
[Coldea, G. 2015: Classe Erico-Pinetea. In: Coldea, G. (ed.). Les associations vegetales de Roumanie. Tome 3. Les associations forestrieres et arbustives. Presa Universitara Clujeana & Accent, pp. 189–192.]Search in Google Scholar
[Coldea, G. (ed.). 2015: Les associations vegetales de Roumanie. Tome 3. Les associations forestrieres et arbustives. Presa Universitara Clujeana. & Accent.]Search in Google Scholar
[Debazac, E. 1970: Contibution a l’ Etude de la répartition et de l’ Ecologie de Pinus nigra en Grèce. Fonds Special des Nations Unies, project UNSF/FAO/GRE 20/230. L’ Institut De Recherches Forestieres, Athènes, p. 20.]Search in Google Scholar
[Debazac, E. 1971: Contibution a la connaissance de la répartition et de l’ écologie de Pinus nigra Arn. dans la Sud-Est de l'Europe. Ann. Sci. Forest. 28(2): 91–139.10.1051/forest/19710201]Search in Google Scholar
[Delipavlov, D., Cheshmedzhiev, I., Popova, M., Terziiski, D. & Kovachev, I. 2003: Determination Handbook of the plants in Bulgaria. Academic Publishing House of the Agricultural University, Plovdiv, p. 591. [in Bulgarian]]Search in Google Scholar
[Didukh, Y. 2003: Mountain forests (Erico-Pinetea Horvat 1959). Vegetation of Ukraine. Ukrainian coniferous forests. – In: Proceedings of Rob. Meeting, Kyiv, November 2003, pp. 43–79. [in Ukrainian]]Search in Google Scholar
[Dimopoulos, P. & Georgiadis, T. 1995: Present state of the phytosociological research on the Greek mountains, syntaxonomy and future perspectives. Annali di Botanica 53: 119–133.]Search in Google Scholar
[Dimopoulos, P., Georgiadis T. & Sykora, K. 1996: Phytosociological research on the montane coniferous forests of Greece: Mount Killini (NE Peloponnisos – S. Greece). Folia Geobotanica et Phytotaxonomica 31: 169–195.10.1007/BF02812061]Search in Google Scholar
[Domac, R. 1965: Die Wälder der dalmatischen Schwarzföhre (Pinus nigra Arn. subsp. dalmatica Vis. s.l.) in Jugoslawien. Ber. Geobot. Inst. ETH, Stift. Rübel, Zürich 36: 103–116.]Search in Google Scholar
[Dring, J., Hoda, P., Mersinllari, M., Mullai, A., Pignatii, S. & Rodwell, J. 2002: Plant communities of Albania – a preliminary overview. Annali di Botanica 2: 7–30.]Search in Google Scholar
[Em, H. 1962: Coniferous forest vegetation in People’s Republic of Macedonia. Biol. Glasn., Skopje 15: 1–38. [in Serbo-Croatian]]Search in Google Scholar
[Em, H. 1978: About some characteristics of the Pine forests in Macedonia I. The relict Black Pine communities. Poročila Vzhodnoalp.-dinar. dr. preuč. veget., Ljubljana 14: 129–145. [in Serbo-Croatian]]Search in Google Scholar
[Gaussen, H., Heywood, V. & Charter, A. 1993: Pinus L. – In: Tutin, T., Heywood, V., Burges N., Valentine, D., Walters, S. & Webb, B. (eds.): Flora Europaea, vol. 1. Cambridge University Press, Cambridge, pp. 40–44.]Search in Google Scholar
[Gorunova, D. & Kochev, H. 1992: The vegetation of the basin of Chepelarska River (West Rhodopi) III. Fitologiya 42: 48–65. (in Bulgarian)]Search in Google Scholar
[Gower, J. 1966: Some distance properties of latent root and vector methods used in multivariate analysis. Biometrika 53: 325–328.10.2307/2333639]Search in Google Scholar
[Gussev, Ch. & Tzonev, R. 2015: European Ecological Network NATURA 2000 in Bulgaria. In: Biserkov, V., Gussev, Ch., Popov, V., Hibaum, G., Roussakova, V., Pandurski, I., Uzunov, J., Dimitrov, M., Tzonev, R. & Tzoneva, S. (eds.): Red Data Book of the Republic of Bulgaria, vol. 3. Natural habitats, MOEW-BAS, Sofia, pp. 34–40.]Search in Google Scholar
[Gussev, Ch., Vulchev V., Ganeva, A. & Gyosheva, M. 2005: Flora, vegetation, macromycetes and habitats in the maintained reserve “Gabra” (Vlahina Mt). – In: Chipev, N. & Bogoev, V. (eds.): Biodiversity, ecosystems and global change. First Scientific Ecological Conference, Sofia, pp. 89–109. [in Bulgarian]]Search in Google Scholar
[Horn, H. 1966: Measurement of “Overlap” in comparative ecological studies. Am. Nat. 100: 419–424.10.1086/282436]Search in Google Scholar
[Horvat, I. 1959: Sistematic relations of termophylous oak and pine forests. Biol. Glasn. 12: 1–40. [in Croatian]]Search in Google Scholar
[Horvat, I., Glavać, V. & Ellenberg, H. 1974: Vegetation Südosteuropas. Gustav Fischer Verlag, Stuttgart, p. 768.]Search in Google Scholar
[Janssen, J., Rodwell, J., Garcia Criado, M., Gubbay, S., Haynes, T., Nieto, A., Sanders, N., Landucci, F., Loidi, J., Ssymank, A., Tahvanainen, T., Valderrabano, M., Acosta, A., Aronsson, M., Arts, G., Altorre, F., Bergmeier, E., Bijlsma, R.-J., Bioret, F., Bită-Nicolae, C., Biurrun, I., Calix, M., Capelo, J., Čarni, A., Chytry, M., Dengler, J., Dimopoulos, P., Essi, F., Gardfjeil, H., Gigante, D., Giusso del Gaido, G., Hajek, M., Jansen, F., Jansen, J., Kapfer, J., Mickolajczak, A., Molina, J. A., Molnar, Z., Paternoster, D., Piernik, A., Poulin, B., Renaux, B., Schaminee, J. H. J., Šumberova, K., Toivonen, H., Tonteri, T., Tsiripidis, I., Tzonev, R. & Valachovič, M. 2016: European red list of habitats – Part 2. Terrestrial and freshwater habitats. 44 p.]Search in Google Scholar
[Ketenoğlu, O., Tug, G., Bingol, U., Geven F., Kurt, L. & Güney, K. 2010: Synopsis of syntaxonomy of turkish forests. J. Environ. Biol. 31: 71–80.]Search in Google Scholar
[Lavrenko, E. 1959: Main Principles Governing Plant Communities and the Ways of their Investigation. Field Geobotany 1. Moscow, Leningrad, p. 444. [in Russian]]Search in Google Scholar
[Lazarov, I. 1995: Phytocoenological research on the coniferous forests in Ossogovska Mountain. – In: Tsankov, G. (ed.): Proc. Jubil. Symp. on the Centenary of Acad. B. Stephanov, Sofia, June 2–3, 1994. Publishing House Bulg. Acad. Sci., Sofia, vol. 2, pp. 27–29. [in Bulgarian]]Search in Google Scholar
[Liber, Z., Nikolić, T., Mitić, B. & Šatović, Z. 2003: RAPD markers and black pine (Pinus nigra Arnold) intraspecies taxonomy – evidence from the study of nine populations. Acta Societatis Botanicorum Poloniae 72: 249–257.10.5586/asbp.2003.033]Search in Google Scholar
[Meshinev, T. 1995: Rare plant communities south from Smolyan. – In: Tsankov, G. (ed.): Proc. Jubil. Symp. on the Centenary of Acad. B. Stephanov, Sofia, June 2–3, 1994. Publishing House Bulg. Acad. Sci., Sofia, vol. 2, pp. 54–57. [in Bulgarian]]Search in Google Scholar
[Meshinev, T. 1985: Phytocoenotic characteristic of Kastrakli Reserve. – In: Nedyalkov, S. (ed.): Int. Symp. Proj. 8-MAB Conservation Nat. Areas & Genet. Material they Contain, Blagoevgrad, September 23–28, 1985. Publ. House Bulg. Acad. Sci., Sofia, vol. 2, pp. 115–123. [in Bulgarian]]Search in Google Scholar
[Milosavljević, V., Ranđelović, V., Zlatković, B. & Ranđelović, N. 2008: Phytocenologic diversity of Krajište in Southeastern Serbia. Natura Montenegrina 7(3): 193–204.]Search in Google Scholar
[Mišić, V. 1981: The forest vegetation of gorges and canyons in Eastern Serbia. Institut za biološka istraživanja “Siniša Stanković”, Beograd, p. 327. [in Serbian]]Search in Google Scholar
[Mucina, L., Bültmann, H., Dierßen, K., Theurialt, JP., Raus, T., Čarni, A., Šumberová, K., Willner, W., Dengler, J., Gavilán García, R., Chytrý, M., Hájek, M., Di Pietro, R., Iakushenko, D., Pallas, J., Daniëls, F., Bergmeier, E., Santos Guerra, A., Ermakov, N., Valachovič, M., Schaminée, J., Lysenko, T., Didukh, Y., Pignatti, S., Rodwell, J., Capelo, J., Weber, H., Solomeshch, A., Dimopoulos, P., Aguiar, C., Hennekens, S. & Tichý, L. 2016: Vegetation of Europe: Hierarchical floristic classification system of vascular plant, bryophytes, lichen, and algal communities. Appied Vegetation Science 19(1): 3–264.10.1111/avsc.12257]Search in Google Scholar
[Mueller-Dombois, D. & Ellenberg, H. 1974: Aims and methods of vegetation ecology. John Wiley and Sons: p. 547.]Search in Google Scholar
[Naydenov, K., Mladenov, I., Alexandrov, A., Naydenov, M., Gyuleva, V., Goudiaby, V., Nikolić, B. & Kamary, S. 2015: Patterns of genetic diversity resulting from bottlenecks in European black pine, with implications on local genetic conservation and management practices in Bulgaria. European Journal of Forest Research 134: 669–681.]Search in Google Scholar
[Naydenov, K., Tremblay, F., Fenton, N. & Alexandrov, A. 2006: Structure of Pinus nigra Arn. populations in Bulgaria revealed by chloroplast microsatellites and terpenes analysis: provenance tests. Biochem. Sys. Ecol. 34: 562–574.10.1016/j.bse.2006.01.011]Search in Google Scholar
[Nikolov, N. & Nikolov, V. 1984: Preliminary studies on the flora and vegetation of the Chervenata Stena Biosphere Reserve. – In: Velchev, V. (ed.): Modern Theoretical and Applied Aspects of Plant Ecology. Publishing House Bulg. Acad. Sci., Sofia, vol. 1, pp. 198–210. [in Bulgarian]]Search in Google Scholar
[Ostojić, D. & Jovanović, B. 2008: Characteristics of Crimean pine (Pinus pallasiana Lamb.) forests in the reserve “Jarešnik” in the district of Bosilegrad. – In: Proceedings of the III Congress of Ecologists of the Republic of Macedonia with International Participation, 06–09.10.2007, Struga. Special issues of Macedonian Ecological Society, Skopje, vol. 8, pp. 86–91.]Search in Google Scholar
[Panayotov, M. & Yurukov, S. 2016: Species composition and distribution of mountain coniferous forests in Bulgaria. – In: Panayotov, M., Bebi, P. & Yurukov, S. (eds.): Mountain coniferous forests in Bulgaria – structure and natural dynamics. University of Forestry, Sofia, pp. 9–41. [in Bulgarian]]Search in Google Scholar
[Penev, N. 1938: Coniferous vegetation of Plana Mt. Forestry Ideas 7(2): 89–114, 206–224. [in Bulgarian]]Search in Google Scholar
[Petkov, S. 1921: Coniferous plants in Vitosha and their importance for the forestation. Journal of BAS, Natural and mathematician science 19: 51–96. [in Bulgarian]]Search in Google Scholar
[Podani, J. 2001: SYN-TAX-pc. Computer Program for Multivariate Data Analysis in Ecology and Systematics. User’s Manual. Scientia Publishing, Budapest, p. 53.]Search in Google Scholar
[Podani, J. & Schmera, D. 2006: On dendrogram-based measures of functional diversity. Oikos 115: 179–185.10.1111/j.2006.0030-1299.15048.x]Search in Google Scholar
[Poldini, L. & Vidali, M. 1999: Kombinationsspiele unter Schwarzföhre, Weißkiefer, Hopfenbuche und Mannaesche in den Südostalpen. Wissenschaftliche Mitt. Niederöster. Landesmus. 12: 105–136.]Search in Google Scholar
[Popović, R., Kojić, M. & Karadžić, B. 1997: Ecological characteristics of six important submediterranean tree species in Serbia. Bocconea 5: 431–438.]Search in Google Scholar
[Quézel, P., Barbéro, M. & Akman, Y. 1980: Contribution to the study of forest vegetation of northern Anatolia. Phytocoenologia 8: 365–51910.1127/phyto/8/1980/365]Search in Google Scholar
[Regato, P., Gamisans, J. & Gruber, M. 1995: A syntaxonomical study of Pinus nigra subsp. salzmannii forests in the Iberian peninsula. Phytocoenologia 25(4): 561–578.10.1127/phyto/25/1995/561]Search in Google Scholar
[Roussakova, V., Genova, E. & Cherneva, Zh. 1991: Phytocoenological and ecological peculiarities of the Bearberry (Arctostaphylos uva-ursi (L.) Spreng.) in some regions of Bulgaria. Fitologiya 39: 33–53. [in Bulgarian]]Search in Google Scholar
[Roussakova, V. & Valchev, V. 2015: 36G3 Forests of Black pine (Pinus nigra subsp. pallasiana). – In: Biserkov, V., Gussev, Ch., Popov, V., Hibaum, G., Roussakova, V., Pandurski, I., Uzunov, J., Dimitrov, M., Tzonev, R. & Tzoneva, S. (eds.): Red Data Book of the Republic of Bulgaria, vol. 3. Natural habitats, MOEW-BAS, Sofia, pp. 353–355.]Search in Google Scholar
[Škorić, M. & Vasić, O. (eds.). 2006. Vegatation of Serbia II. Forest communities 2. SANU, Belgrade, p. 369. [in Serbian]]Search in Google Scholar
[Sedlar, Z. Hršak, V. & Šoštarić, R. 2011: Numerical and phytosociological analysis of the Junipero sibiricae-Pinetum dalmaticae Domac (1956) 1965. Association and comparison to Mediterranean forests dominated by Pinus nigra Arn. s.l. Šumarski list 135(3–4): 139–152.]Search in Google Scholar
[Seibert, P. 1992: Klasse: Erico-Pinetea Horvat 59. – In: Oberdorfer, E. (ed.): Süddeutsche Pflanzengesellschaften. Teil 4 Wälder und Gebüsche. 2. Aufl., Gustav Fischer Verlag, Jena, Stuttgard, New York, pp. 42–52.]Search in Google Scholar
[Stoyanov, N. 1921: About the vegetation of Ali-Botush. God. Univ. Sofia, Fiz.-Mat. Fakult. 17(2): 1–35. [in Bulgarian]]Search in Google Scholar
[Stoyanov, N. 1963: Pinus L. – In: Jordanov, D. (ed.): Fl. Reipubl. Popularis Bulgaricae. In Aedibus Acad. Sci. Bulgaricae, Serdicae, vol. 1, pp. 160–166. [in Bulgarian]]Search in Google Scholar
[Stranski, I. 1921: Vegetation relations in Middle Rhodopi. Bull. Bulg. Acad. Sci. 16(6): 1–59. [in Bulgarian]]Search in Google Scholar
[Tatić, B. & Tomović, Z. 2006. Forests of Black and Scotland Pine. – In: Škorić, M. & Vasić, O. (eds.): Vegatation of Serbia II. Forest communities 2. SANU, Beograd, pp. 127–150. [in Serbian]]Search in Google Scholar
[Trinajstić, I. 1986: The forests of the Dalmatian black pine – Pinus nigra Arnold subsp. dalmatica (Vis) Franco – in the Mediterranean region of Croatia. Polj. Šum., Titograd, 32(1): 37–48. [Croatian]]Search in Google Scholar
[Trinajstić, I. 1998: Nomenclatur-Syntaxonomic revision of subMediterranean forests of Black pine (Pinus nigra Arnold) in Croatia. Šumarski list 122: 147–154. [in Croatian]]Search in Google Scholar
[Trinajstić, I. 1999: Syntaxonomische Übersicht der Schwarzföhrenwälder (Pinus nigra Arnold s.l.) Kroatiens Wiss. Mitt. Niederösterr. Landesmus. 12: 137–149.]Search in Google Scholar
[Van den Maarel, E. 1979: Transformation of cover-abundance values in phytosociology and its effects on community similarity. Vegetatio 39(2): 97–114.10.1007/BF00052021]Search in Google Scholar
[Van der Maarel, E. & Franklin, J. (eds.). 2013. Vegetation ecology. 2nd ed. Wiley-Blackwell, Chichester, p. 556.]Search in Google Scholar
[Vassilev, K. & Gavrilova, A. 2016: Flora, habitats and vegetation of Chamdzha Managed Reserve, Central Balkan Range. Forest Rev., Skopje 46: 74–87.]Search in Google Scholar
[Velchev, V. 2002. Characteristic features and regularities in the distribution of the present day vegetation. – In: Kopralev I. (ed.): Geography of Bulgaria, Physical geography. Socio-economic geography. Publishing House ForCom. Sofia, p. 336–351. [in Bulgarian]]Search in Google Scholar
[Velchev, V., Vasilev, P. & Indzheyan, A. 1985: The vegetation of Boraka Reserve in East Rhodopi. – In: Nedyalkov, S. (ed.): Int. Symp. Proj. 8-MAB Conservation Nat. Areas & Genet. Material they Contain, Blagoevgrad, September 23–28, 1985. Publ. House Bulg. Acad. Sci., Sofia, vol. 1, pp. 104–114. [in Bulgarian]]Search in Google Scholar
[Vlasev, V. 1966: Black Pine forests in Bulgaria: Resumption and management. Zemizdat Publ. House, Sofia, p. 127. [in Bulgarian]]Search in Google Scholar
[Weber, H., Moravec, J. & Theurillat, J.-P. 2000: International code of phytosociological nomenclature. 3rd edition. Journal of Vegetation science 11: 739–768.10.2307/3236580]Search in Google Scholar
[Westhoff, V. & van der Maarel, E. 1978: The Braun-Blanquet Approach. In: Whittaker R.H., (ed.): Classification of plant communities. Junk, The Hague, pp. 287–408.]Search in Google Scholar
[Zahariev, B. 1934: For the natural localities of the coniferous in Osogovska Mt. Izv. Bulg. Bot. Druzh. 4: 10–35. [in Bulgarian]]Search in Google Scholar
[Zupančič, M. 2007: Syntaxonomic problems of the classes Vaccinio-Piceetea and Erico-Pinetea in Slovenia. Fitosociologia 44 (2): 3–13.]Search in Google Scholar