@article {14,
	title = {The history of the investigations on rove beetles (Coleoptera, Staphylinidae) in Bulgaria},
	journal = {"International Congress of Coleopterology, Barcelona, September, 18-23, 1989; Asociaci{\'o}n Europea de Coleopterolog{\'\i}a, Barcelona. 156 pp},
	year = {1989},
	chapter = {129},
	author = {Raichev, I. M.}
}
@article {3,
	title = {Zoogeographical study of Coleoptera, Staphylinidae s. str. in the central parts of the Danube plain},
	journal = {Izvestiia na Muzeite v Severozapadna Bulgariia},
	volume = {15},
	year = {1989},
	pages = {243-259},
	author = {Raichev, I. M.}
}
