Trjapitzin, V.A. (1969) “Redescription of the types of Charitopus andalusicus Mercet and Xanthoectroma aquilinum Mercet (Hymenoptera: Encyrtidae)”., Contributions to Entomology = Beiträge zur Entomologie, 19(3-6), pp. 673–677. doi:10.21248/contrib.entomol.19.3-6.673-677.