@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.}
}
