@article {1376, title = {The Subfamily Pselaphinae (Coleoptera: Staphylinidae) of South-western Bulgaria: Rila and Pirin Mountains}, journal = {Acta Zoologica Bulgarica}, volume = {74}, number = {2}, year = {2022}, pages = {169-174}, author = {Bekchiev, R. and Kostova, R.} } @article {1366, title = {Coleoptera and Lepidoptera (Insecta) diversity in the central part of Sredna Gora Mountains (Bulgaria)}, journal = {Bulletin of the Entomological Society of MaltaBulletin of the Entomological Society of Malta}, volume = {10}, year = {2019}, pages = {75-95}, author = {Kostova, R. and Bekchiev, R. and Beshkov, S.} } @article {1365, title = {Inventory of selected groups of invertebrates in sedge and reedbeds not associated with open waters in Bulgaria}, journal = {Acta Zoologica Bulgarica}, volume = {70}, number = {4}, year = {2018}, month = {2018}, pages = {487-500}, author = {Langourov, M. and Simov, N. and Bekchiev, R. and Chobanov, D. and Antonova, V. and Dedov, I.} } @book {1101, title = {Soil and cave invertebrates from the village Gintsi area}, series = {Speleological Studies of Caves in Godech Municipality}, year = {2016}, pages = {116}, publisher = {Association of Speleoclubs in Sofia}, organization = {Association of Speleoclubs in Sofia}, chapter = {39-51}, address = {Sofia}, isbn = {ISBN 978-619-90659-1-4}, author = {Kostova, R. and Lazarov, S. and Bekchiev, R. and Goranov, S. and Simov, N. and Beshkov, S.}, editor = {Toshkova, V. and Tachev, I.} } @mastersthesis {1100, title = {Faunistical research on Pselaphinae fauna (Coleoptera: Staphylinidae) in several regions of south-west Bulgaria}, volume = {PhD}, year = {2007}, pages = {131}, school = {Sofia University {\textquoteright}St. Climent Ohridski"}, address = {Sofia}, author = {Bekchiev, R.} } @inbook {6, title = {A study of the Pselaphinae (Coleoptera, Staphylinidae) in the Rhodope Mountains (Bulgaria)}, booktitle = {Biodiversity of Bulgaria 4. Biodiversity of Western Rhodopes (Bulgaria and Greece) II.}, year = {2011}, pages = {267{\textemdash}278}, publisher = {Pensoft Publishers \& National Museum of Natural History, Bulgarian Academy of Sciences}, organization = {Pensoft Publishers \& National Museum of Natural History, Bulgarian Academy of Sciences}, address = {Sofia}, abstract = {
}, author = {Bekchiev, R.}, editor = {Beron, P.} } @article {8, title = {Faunistic review and description of a new species of Pselaphinae (Coleoptera:Staphylinidae) from the Strandzha Mountains (Bulgaria and Turkey)}, journal = {Turkish Journal of Zoology}, volume = {37}, number = {4}, year = {2013}, pages = {431-440}, abstract = {
}, author = {Bekchiev, R.} } @article {10, title = {A contribution to the Pselaphinae fauna (Coleoptera: Staphylinidae) of the Vitosha Mountain}, journal = {Acta Zoologica Bulgarica}, volume = {59}, number = {1}, year = {2007}, pages = {33-39}, publisher = {Bulgarian Academy of Sciences}, abstract = {
}, author = {Bekchiev, R. and Shishiniova, M.} } @article {7, title = {The subfamily Pselaphinae (Coleoptera: Staphylinidae) of southwestern Bulgaria II: Belasitsa Mts.}, journal = {Biologia (Bratislava)}, volume = {66}, number = {3}, year = {2011}, pages = {506-508}, abstract = {

New data about the Pselaphinae fauna of South-Western Bulgaria (Belasitsa Mts) are presented. Bythinus angustioculus sp. n. is described. The genus Protamaurops Muller, 1944 and the species Plectophloeus nubigena (Reitter, 1877) and Bryaxis leonhardi Reitter, 1902 are reported for the first time in Bulgaria.

}, author = {Bekchiev, R.} } @article {5, title = {The subfamily Pselaphinae (Coleoptera: Staphylinidae) of southwestern Bulgaria. I.}, journal = {Historia Naturalis Bulgarica}, volume = {19}, year = {2008}, pages = {51-71}, abstract = {
}, author = {Bekchiev, R.} }