Strumia, Franco. “To the Knowledge of Hedychridium Abeille De Perrin, 1879 (Hymenoptera: Chrysididae) of Mediterranean Region, With Description of New Species and New Synonymy”. Zootaxa 3548, no. 1 (November 14, 2012): 65–68. Accessed May 2, 2025. https://www.mapress.com/zt/article/view/zootaxa.3548.1.4.