@ARTICLE {GOERGEN:1994, title = {Chartocerus hyalipennis (Hayat) (Hym: Signiphoridae), a gregarious hyperparasitoid on mealybugs (Hom.: pseudococcidae): biology and host range in west Africa}, author = {Goergen, G. and Neuenschwander, P. }, journal = {Bulletin de la Societe Entomologique Suisse}, year = {1994}, month = {January}, volume = {67}, pages = {297--308}, issn = {0036-7575}, note = {WAHub;}, }