@book{98205,
	author = {Polska Akademia Nauk.},
	title = {Acta Ornithologica /},
	year = {1956-},
	address = {Warszawa,},
	note = {Do t. 4 1949/1953 r. tyt.: Acta Ornithologica Musei Zoologoci Polonici.}
}