@proceedings {130,
	title = {New and interesting records of the MSS and cave fauna of Vitosha Mt., Bulgaria},
	year = {2014},
	month = {2014},
	pages = {66-76},
	publisher = {Caving Club {\textquotedblleft}Helictite{\textquotedblright} {\textendash} Sofia},
	author = {Langourov, M. and Lazarov, S. and Stoev, P. and Gu{\'e}orguiev, B. and Deltshev, Ch. and Petrov, B. and Andreev, S. and Simov, N. and Bekchiev, R. and Antonova, V. and Ljubomirov, T. and Dedov, I. and Georgiev, D.},
	editor = {Zhalov A., I. Ivanov, I. Petrov}
}
@book {128,
	title = {Soil and cave invertebrates from the village Gintsi area},
	series = {Speleological Studies of Caves in Godech Municipality},
	year = {2016},
	month = {2016},
	pages = {116},
	publisher = {Association of Speleoclubs in Sofia},
	organization = {Association of Speleoclubs in Sofia},
	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.}
}
@article {131,
	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.}
}
@article {86,
	title = {The Pselaphinae (Coleoptera: Staphylinidae) of Bulgaria, version 1.2.},
	year = {2016},
	month = {2016},
	url = {http://pselaphinae-bg.myspecies.info},
	author = {Bekchiev, R.}
}
@article {84,
	title = {Description of a new species of Trimium Aub{\'e}, 1833 (Staphylinidae: Pselaphinae) from Bulgaria and Greece},
	journal = {Acta zoologica bulgarica},
	volume = {65},
	number = {3},
	year = {2013},
	month = {2013},
	pages = {289{\textemdash}291},
	author = {Bekchiev, R.}
}
@article {85,
	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},
	month = {2013},
	pages = {431-440},
	author = {Bekchiev, R.}
}
@article {83,
	title = {The subfamily Pselaphinae (Coleoptera: Staphylinidae) of southwestern Bulgaria II: Belasitsa Mts.},
	journal = {Biologia (Bratislava)},
	volume = {66},
	number = {3},
	year = {2011},
	month = {2011},
	pages = {506-508},
	author = {Bekchiev, R.}
}
@article {80,
	title = {The subfamily Pselaphinae (Coleoptera: Staphylinidae) of southwestern Bulgaria. I},
	journal = {Historia Naturalis Bulgarica},
	volume = {19},
	year = {2008},
	month = {2008},
	pages = {51-71},
	author = {Bekchiev, R.}
}
@article {81,
	title = {Variability in the structure of the aedeagus of Dicentrius rousi Besuchet 1999 ( Coleoptera: Staphylinidae: Pselaphinae)},
	journal = {Acta Zoologica Bulgarica},
	volume = {Supplementum 2},
	year = {2008},
	month = {2008},
	pages = {25-28},
	author = {Bekchiev, R.}
}
@inbook {82,
	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},
	month = {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},
	author = {Bekchiev, R.},
	editor = {Beron, P.}
}
@article {87,
	title = {Revision of the genus Delenda Croissandeau, 1891 (Coleoptera: Staphylinidae: Pselaphinae)},
	journal = {Zootaxa},
	volume = {3765},
	number = {6},
	year = {2014},
	month = {2014},
	pages = {583{\textendash}592},
	abstract = {<p>The genus Delenda Croissandeau, 1891 is revised and redescribed. The taxonomic position of the Delenda frivaldszkyi Reitter, 1893 is discussed, and its species status is resurrected. Delenda carthago Croissandeau, 1891, and D. frivaldszkyi Reitter, 1893 are redescribed. One new species D. rhodopensis sp. n. is described.</p>
},
	keywords = {Bulgaria, Faronini, new species, revision, taxonomy, Turkey},
	url = {http://biotaxa.org/Zootaxa/article/view/zootaxa.3765.6.6},
	author = {Bekchiev, R. and Brachat, V.}
}
@article {88,
	title = {A contribution to the Pselaphinae fauna (Coleoptera: Staphylinidae) of the Vitosha Mountain},
	journal = {Acta Zoologica Bulgarica},
	volume = {59},
	number = {1},
	year = {2007},
	month = {2007},
	pages = {33-39},
	abstract = {<p>Cited from: Hlav\&aacute;{\v c}, et al., 2007; Contribution to the knowledge of myrmecophilous beetles (Coleoptera) of Bulgaria, Acta Soc. Zool. Bohem. 71: 127-132.</p>
},
	author = {Bekchiev, R. and Shishiniova, M.}
}
@article {100,
	title = {Description d{\textquoteright}un nouveau Batrisodes de la Bulgarie (Coleoptera: Staphylinidae: Pselaphinae)},
	journal = {Historia Naturalis Bulgarica},
	volume = {18},
	year = {2007},
	month = {2007},
	pages = {75-80},
	author = {Besuchet, C. and Bekchiev, R.}
}
@article {79,
	title = {First purposive study of beetles (Coleoptera) from endogean environments in Bulgaria: collection sites and preliminary results},
	journal = {Biodiversity Journal},
	volume = {6},
	number = {1},
	year = {2015},
	month = {2015},
	pages = {327{\textendash}340},
	author = {Bekchiev, R. and Gu{\'e}orguiev, B.}
}
@article {114,
	title = {Contribution to the knowledge of myrmecophilous beetles (Coleoptera) of Bulgaria},
	journal = {Acta Societatis Zoologicae Bohemicae},
	volume = {71},
	number = {2},
	year = {2007},
	month = {2007},
	pages = {131-136},
	author = {Hlav{\'a}{\v c}, P. and Bekchiev, R. and R{\r u}{\v z}i{\v c}ka, J. and Lackner, T.}
}
@mastersthesis {78,
	title = {Faunistical research on Pselaphinae fauna (Coleoptera: Staphylinidae) in several regions of south-west Bulgaria},
	year = {2007},
	month = {2007},
	pages = {32},
	school = {Sofia University {\textquoteright}St. Climent Ohridski"},
	address = {Sofia},
	author = {Bekchiev, R.}
}
