TY  - BOOK
TI  - Chislenost na natsionalnite populatsii na gnezdiashtite v Bŭlgariia ptitsi, 2004 = Breeding totals of the ornithofauna in Bulgaria, 2004
SN  - 9549433013
U1  - KUŞ 598.2 
PY  - 2004///
CY  - Plovdiv
PB  - Green Balkans
KW  - Aves -- Animal Surveys -- Bulgaria
KW  - Aves -- Population Biology -- Bulgaria
KW  - Bird populations
KW  - Birds -- Conservation
N1  - Includes bibliographical references and index; Text in Bulgarian and English; "Published with financial suppport of DANCEE programme of the Danish Ministry of Environment" - page de titre. - Texte in bulgare et anglais
ER  -