STEENBERG T., EILENBERG J. (1995): Natural occurence of entomopathogenic fungi on Aphids at an agricurtural field site. Czech Mycology 48(2): 89-96 [published: 25th September, 1995]
KREJZOVÁ R. (1971): Submerse Kultivation der insektenpathogenen Pilzarten Entomophthora traxteriana (Petch) Hall et Bell und Entomophthora destruens Weiser et Batko. Česká Mykologie 25(2): 118-124 [published: 1971]