Zoltán Ács et al. "The phylogenetic relationships between Dryocosmus, Chilaspis and allied genera of oak gallwasps (Hymenoptera, Cynipidae: Cynipini) ". Systematic Entomology (2007), vol. 32 nr. 1, blz. 70-80. DOI:10.1111/j.1365-3113.2006.00351.x
George Melika, Chang-Ti Tang, James A. Nicholls, Man-Miao Yang, Graham N. Stone. "Four New Species of Dryocosmus gallwasps from Taiwan (Hymenoptera: Cynipidae: Cynipini)." ISRN Zoology (2011), Article ID 725180. DOI:10.5402/2011/725180
