[[1]. Khanna, V., Myriapoda (Millipedes and Centipedes). In: Alfred, J.R.B., Ramakrishna (eds.): Collection, preservation and identification of animals, Zoological Survey of India2005, 181-188.]Search in Google Scholar
[[2]. Golovatch, I. S.; Kime, D. R., Millipede (Diplopoda) distributions: A review, Soil Organisms2009, 81(3), 565–597.]Search in Google Scholar
[[3]. Barlow, C.A., A factorial analysis of distribution in three species of diplopods, Tijdschrift voor Entomologie1957, 100 (3), 349-426.]Search in Google Scholar
[[4]. Barlow, C.A. Distribution and seasonal activoity in three species of diplopods, Archives néerlandaises de zoologie1960, 13, 108-133.10.1163/036551660X00026]Search in Google Scholar
[[5]. Blower, J. G., Millipedes. Linnean Society Synopses of the British Fauna (New Series), Number 35. E. J. Brill/Dr. W. Backhuys, London, 1985, 242 pp.]Search in Google Scholar
[[6]. Hopkin, S. P.; Read, H., The biology of millipedes. Oxford University Press, Oxford – New York – Tokyo, 1992, 234 pp.]Search in Google Scholar
[[7]. Branquart, E.; Kime, R. D.; Dufrêne, M.; Tavernier, J.; Wauthy, G., Macroarthropod-habitat relationships in oak forests in South Belgium. 1. Environments and communities, Pedobiologia1995, 39 (3), 243-263.]Search in Google Scholar
[[8]. Vandel, A., Faune de France. Isopodes Terrestres (2 vol). Paul Lechevalier, Paris, 1960, 931 pp.]Search in Google Scholar
[[9]. Banerjee, B., Diurnal and seasonal variations in the activity of the millipedes Cylinbdroiulus punctatus (Leach), Tachypodoiulus niger (Leach) and Polydesmus angustus Latzel, Oikos1967, 18 (1), 141-144.10.2307/3564643]Open DOISearch in Google Scholar
[[10]. Banerjee, B., Seasonal changes in the distribution of the millipede Cylindroiulus punctatus (Leach) in decaying logs and soil, Journal of Animal Ecology1967, 36, 171-177.10.2307/3020]Search in Google Scholar
[[11]. Haacker, U., Deskriptive, experimentelle und vergleichende Untersuchungen zur Autökologie rhein-mainischer Diplopoden, Oecologia1968, 1, 87-129.10.1007/BF0037725528307097]Search in Google Scholar
[[12]. Karamaouna, M.; Geoffroy J.J., Millipedes of a maquis ecosystem (Naxos Island, Greece preliminary description of the population (Diplopoda). In: Ellis, W. N.; Jeekel, C. A. W.; Pieters, F. F. J. M. (Eds.): Proceedings of the 6th International Congress of Myriapodology. Amsterdam, 12-17 April 1985. Bijdragen tot de Dierkunde, 113-115.]Search in Google Scholar
[[13]. Karamaouna, M., Ecology of milliepedes in mediterranean coniferous ecosystems of Southern Greece. Ph.D. Thesis, Sect. Ecol. Taxonom. Biol. Departement, Univ. Athens, 1987, 252 pp.]Search in Google Scholar
[[14]. Enghoff, H., Myriapoda. In: Fauna Europea, 2011, http//www.faunaeur.org.]Search in Google Scholar
[[15]. Vagalinski, B.; Stoev, P., An annotated catalogue of the millipede order Julida (Diplopoda) in Bulgaria, Historia naturalis bulgarica2007, 18, 35-63.]Search in Google Scholar
[[16]. Bachvarova, D., Myriapoda (Chilopoda, Diplopoda) of Shumen City and Shumen Plateau (NE Bulgaria): Taxonomic Structure and Zoogeographical Analysis, Acta zoologica bulgarica2011, 63 (3), 245-262.]Search in Google Scholar
[[17]. Doichinov, A.; Bachvarova, D., Contribution to the research on Myriapods (Chilopoda, Diplopoda) in the Madara Plateau, Shumen region, North-Eastern Bulgaria. Proceedings of the “Seminar of Ecology-2014” with international participation, Institute of Biodiversity and Ecosystem Research, BAS - Sofia, Bulgaria 2014, 27-36.]Search in Google Scholar
[[18]. Bachvarova D.; Doychinov A.; Deltchev, Ch.; Stoev, P., Habitat distribution of myriapods (Chilopoda, Diplopoda) in the town of Shumen and Shumen Plateau (NE Bulgaria), Arthropoda Selecta2015, 24(2), 169-184.10.15298/arthsel.24.2.02]Search in Google Scholar
[[19]. Sutton, S.L., Invertebrate Types: Woodlice. Ginn & Company Ltd., London, 1972, 144 pp.]Search in Google Scholar
[[20]. Luff, M.L., Some features influencing the efficiency pitfall traps, Oecologia1975, 19, 354-357.10.1007/BF0034811028309246]Search in Google Scholar