Reference
Hassan Abou-Bakr, Nahed Helmi, Monir El Hussieni, Aida Kamel (1993): Adult Food and Soil Mixture as Factors Affecting Egg-Laying in Pachnoda fasciata F. (Coleoptera: Scarabaeidae). – Beiträge zur Entomologie = Contributions to Entomology – 43: 123 - 127.