[Busse P. 1983. Biometrical standards in the Operation Baltic work.Ring 116: 125-138.]Search in Google Scholar
[Busse P. 1995. New technique of a field study of directional preferences of night passerine migrants.Ring 17, 1-2: 97-116.]Search in Google Scholar
[Busse P. 2000. Bird Station Manual. Gdańsk Univ., Gdańsk.]Search in Google Scholar
[Busse P., Cofta T., Petryna A. 1985. Operation Baltic 1984. Polish Section. Activity report.Not. Orn. 26: 73-78.]Search in Google Scholar
[Busse P., Cofta T., Petryna A. 1989. Operation Baltic 1988. Polish Section. Activity report.Not. Orn. 30: 111-114.]Search in Google Scholar
[Busse P., Cofta T., Petryna A. 1993. Operation Baltic 1990-1992. Polish Section. Activity report.Not. Orn. 34: 183-193.]Search in Google Scholar
[Dylon K., Rudolf R., Szewczyk P., Grzywaczewski G., Deptuś P., Krogulec J. 2003. [The autumn birds migration through the Central Vistula Valley in the years 2000-2001]. Materiały VII Ogólnopolskiego]Search in Google Scholar
[Przeglądu Działalności Studenckich Kół Naukowych Przyrodników, Białystok 21-23 listopada 2003. Białystok Univ., Białystok. (In Polish).]Search in Google Scholar
[Dyrcz A., Okulewicz J., Witkowski J., Jesionowski J., Nawrocki P., Winiecki A. 1984. Birds of fens in Biebrza Marshes. Faunistic approach.Acta orn. 20: 1-108.]Search in Google Scholar
[Gromadzki M., Dyrcz A., Głowaciński Z., Wieloch M. 1994. Ostoje ptaków w Polsce. Ogólnopolskie Towarzystwo Ochrony Ptaków, Gdańsk (in Polish).]Search in Google Scholar
[Jędra M., Ziaja W. 2000. Sprawozdanie z prac Akcji Carpatica w latach 1998-1999. Not. Orn. 41: 179-181.]Search in Google Scholar
[Jakubas D., Michno B., Nitecki C., Ulatowska J. 2002. Raport on passerines ringed in the "Lake Drużno" reserve in 1999-2001.Ring 24: 77-82.]Search in Google Scholar
[Keller M., Rowiński P., Nowakowski J.K., Maniakowski M. 1997. [Vistula Operation - students camp of bird ringing on the Middle Course of Vistula in 1983-1996.] Kulon 2: 232-243. (In Polish).]Search in Google Scholar
[Kondracki J. 1998. Geografia regionalna Polski. PWN, Warszawa (in Polish).]Search in Google Scholar
[Lewartowski Z., Piotrowska M. 1987. Birds breeding in the valley of the Narew river, Poland.Acta orn. 23: 215-272.]Search in Google Scholar
[Meissner W. 1998. Some notes on using walk-in traps.Wader Study Group Bull. 86: 33-35.]Search in Google Scholar
[Polakowski M., Juniewicz M. 1998. Autumn migration of waders at the sewage treatment plant in Fasty near Białystok (Eastern Poland).Ring 20: 59-67.]Search in Google Scholar
[Polakowski M., Tumiel T., Wnorowska A., Broniszewska M. 2004. [Rare birds caught and ringed during Operation Siemianówka in 2002-2003.] Materiały XXXIII Międzynarodowych Seminariów Kół Naukowych. Warmia and Masuria Univ., Olsztyn: 98-100. (In Polish).]Search in Google Scholar
[Polakowski M., Krasnodębska A., Tumiel T., Wnorowska A. in press. [Results of ringing birds near Siemianówka Reservoir in 2002.] Drozdowskie Zeszyty Przyrodnicze, Drozdowo. (In Polish).]Search in Google Scholar
[Remisiewicz M. 2002. The present state and perspectives of the project "Tringa glareola 2000".Ring 24, 1: 35-40.]Search in Google Scholar
[Svensson L. 1992. Identification Guide to European Passerines. Stockholm, Sweden.]Search in Google Scholar
[Tomiałojć L., Wesołowski T., Walenkiewicz W. 1984. Breeding bird community of a primaeval temperate forest (Białowieża National Park, Poland). Acta orn. 20: 241-310.]Search in Google Scholar
[Tomiałojć L., Stawarczyk T. 2003. The avifauna of Poland. Distribution, numbers and trends. PTPP "pro Natura", Wrocław.]Search in Google Scholar
