Recent breeding records of Saker Falcons (Falco cherrug) in Bulgaria
Arkumarev, Volen, Klisurov, Ivaylo, Demerdzhiev, Dimitar, Petrov, Rusko, Stamenov, Anton, Andonova, Yana, Gradinarov, Dimitar, Dixon, Andrew
Seasonal and age-specific dynamics of the Griffon Vulture’s home range and movements in the Eastern Rhodopes
Arkumarev, Volen, Dobrev, Dobromir, Stamenov, Anton, Delchev, Atanas, Stoychev, Stoycho
Impact of raptor predation on racing pigeon losses: Insights from Bulgaria and implications for mitigation strategies
Stamenov, Anton, Arkumarev, Volen, Nikolov, Stoyan C.
Long-term lead intoxication of Griffon Vulture (Gyps fulvus Hablizl, 1783) supposedly the result of illegal shooting
Stamenov, Anton, Lazarova, Ivanka, Arkumarev, Volen, Dimitrova, Stefka, Terziev, Nikolay, Delchev, Atanas, Dobrev, Dobromir