@article {21,
	title = {Phenology and activity of the Staphylinidae (Coleoptera: Staphylinidae) from the central part of the Danube Plain},
	journal = {Izvestiia na Muzeite v Severozapadna Bulgariia},
	volume = {14 },
	year = {1988},
	pages = {187-202},
	author = {Raichev, I. M.}
}
