Kostova, R., Bekchiev, R., Popgeorgiev, G., Kornilev, Y. V., 2023. First exhaustive distribution and habitat modelling of Morimus asper (Sulzer, 1776) sensu lato (Coleoptera, Cerambycidae) in Bulgaria. — Nature Conservation, 53: 39—59. doi:10.3897/natureconservation.53.104243
Vergilov, V., Tzankov, N., Kornilev, Y., Popgeorgiev, G., 2022. Ecology of the small Snake-eyed Skink Ablepharus kitaibelii (Bibron & Bory de Saint-Vincent, 1833) in a NW Bulgaria population. — The North-Western Journal of Zoology, 18 (1): 40—46. [PDF]
Plachiyski, D., Popgeorgiev, G., Avramov, S., Kornilev, Y., 2020. Habitat selection of “Мad Cocks” of the Western Capercaillies Tetrao urogallus (Galliformes: Phasianidae) from the fringe of the range: A case study from Rila Mts. (Bulgaria). — Ecologia Balkanica, 12 (1): 155—169.
Naumov, B., Popgeorgiev, G., Kornilev, Y., Plachiyski, D., Stojanov, A., Tzankov, N., 2020. Distribution and Ecology of the Alpine Newt Ichthyosaura alpestris (Laurenti, 1768) (Amphibia: Salamandridae) in Bulgaria. — Acta Zoologica Bulgarica, 72 (1): 83—102.
Kornilev, Y., Lukanov, S., Pulev, A., Slavchev, M., Vacheva, E., Vergilov, V., Mladenov, V., Georgieva, R., Popgeorgiev, G., 2020. The Alien Pond Slider Trachemys scripta (Thunberg in Schoepff, 1792) in Bulgaria: Future Prospects for an Established and Reproducing Invasive Species. — Acta zoologica bulgarica, 72 (4): 571—581.
Vergilov, V., Kornilev, Y., 2019. Injuries reflecting intra- and interspecific interactions in the Snake-eyed Skink Ablepharus kitaibelii (Bibron & Bory de Saint-Vincent, 1833) (Squamata, Scincidae) from Bulgaria. — Herpetozoa, 32: 171—175. doi:10.3897/herpetozoa.32.e37735 [PDF]
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Kornilev, Y. V., Popgeorgiev, G., Vacheva, E., Tzankov, N., 2018. First records of melanism (including in tail bifurcation) of lacertid lizards (Reptilia: Lacertidae) in Bulgaria. — North Western Journal of Zoology, 14 (1): 142—144.
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