Goose populations of the Western Palearctic by Aarhus University - Issuu
1928 3vol Pantheon: Monatsschrift Fuer Freunde und Sammler der Kunst
WILDLIFE COMEBACK IN EUROPE by Δασαρχείο - Issuu
Publications — Batumi Raptor Count
Der Falke 1/2022 - Der Falke
The International Journal of Falconry 2016 by Robert Zmuda - Issuu
Petar Iankov - Wildlife Ecologist at the BSPB / BirdLIfe Bulgaria Nature Conservation Centre PODA - Bulgarian Society for the Protection of Birds | LinkedIn