@article {1662,
	title = {Ecphylus silesiacus (Ratz.) (Hymenoptera: Biraconidae) a new species for the fauna of Rila mountain and new parasitoid on spruce xylophagous pests in Bulgaria.},
	journal = {Nauka za Gorata},
	volume = {39(3-4)},
	year = {2002},
	pages = {65-68},
	author = {Mirchev, P and N.A. Balevski and Rossnev, B.}
}
@article {1235,
	title = {[New Braconid parasitoid species from the Bulgarian fauna (Hymenoptera: Braconidae).] (in Bulgarian with English summary)},
	journal = {Acta Entomologica Bulgarica},
	volume = {12(3-4)},
	year = {2006},
	pages = {5-10},
	author = {Doychev, D. and N.A. Balevski}
}
@article {763,
	title = {Species composition and hosts of family Braconidae (Hymenoptera) in Bulgaria.},
	journal = {Acta Zoologica Bulgarica},
	volume = {38},
	year = {1989},
	pages = {24-45},
	author = {N.A. Balevski}
}
@article {773,
	title = {Catalogue of the braconid parasitoids (Hymenoptera: Braconidae) isolated from various phytophagous insect hosts in Bulgaria.},
	journal = {Pensoft, Sofia \& Moscow},
	volume = {1999},
	year = {1999},
	pages = {1-126},
	author = {N.A. Balevski}
}
