Contribution to the Study of the European Ground Squirrel’s Population (Spermophilus citellus Linnaeus, 1766) in Rila National Park, Bulgaria

by Emanuil Mitrevichin, Lidia Sakelarieva
Published 2020-12-01

Environmental alarmism: the Club of Rome and its critics

by Nikolai Mihailov, Lidia Sakelarieva
Published 2016-12-01

Herpetofauna in the city of Blagoevgrad, south-western Bulgaria

by Alexander Pulev, Lidia Sakelarieva
Published 2013-03-01

Distribution of Kotschy`s Gecko Mediodactylus kotschyi (Steindachner, 1870) (Reptilia: Gekkonidae) in South-West Bulgaria

by Alexander Pulev, Lyuben Domozetski, Lidia Sakelarieva
Published 2014-12-01

New Distributional Records and Another Case of Winter Activity of Malpolon insignitus (Geoffroy Saint-Hilaire, 1827) (Reptilia: Psammophiidae) in South-Western Bulgaria

by ALEXANDER PULEV, LIDIA SAKELARIEVA, BORISLAV NAUMOV
Published 2020-03-01

Two Records of large specimens of Fire Salamander Salamandra salamandra (Linnaeus, 1758) (Amphibia: Caudata) in Bulgaria

by ALEXANDER PULEV, GEORGE MANOLEV, LIDIA SAKELARIEVA
Published 2016-03-01

Species composition of the Amphibians and Reptiles in the Natura 2000 Site „Oranovski Prolom - Leshko”, Bulgaria

by NEVENА MALAKOVA, LIDIA SAKELARIEVA, ALEXANDER PULEV
Published 2018-04-01