@article {799,
	title = {First purposive study of beetles (Coleoptera) from endogean environments in Bulgaria: collection sites and preliminary results},
	journal = {Biodiversity JournalBiodiversity Journal},
	volume = {6},
	number = {1},
	year = {2015},
	pages = {327{\textendash}340},
	author = {Bekchiev, R. and Gu{\'e}orguiev, B.}
}
@article {364,
	title = {Coleoptera and Hymenoptera (Insecta) from Bulgarian section of Maleshevska Planina Mountain: study of an until recently unknown biodiversity.},
	journal = {Acta Zoologica Bulgarica},
	volume = {61 },
	number = {3},
	year = {2009},
	pages = {235-276},
	abstract = {<br />
},
	author = {Gu{\'e}orguiev, B. and Ljubomirov, T.}
}
@conference {281,
	title = {New and interesting records of the MSS and cave fauna of Vitosha Mt., Bulgaria},
	booktitle = {Balkan Speleological Conference {\textquotedblleft}Sofia{\textquoteright}2014{\textquotedblright},Sofia, Bulgaria, 28 {\textendash} 30 March 2014},
	year = {2014},
	pages = {66-76},
	publisher = {Caving Club {\textquotedblleft}Helictite{\textquotedblright} {\textendash} Sofia},
	organization = {Caving Club {\textquotedblleft}Helictite{\textquotedblright} {\textendash} Sofia},
	address = {Sofia},
	abstract = {<br />
},
	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.}
}
