Constant, Jérôme, and Hong-Thai Pham. “Maculergithus, a New Subgenus in Gergithus Schumacher, 1915 With Two New Species from Northern Vietnam (Hemiptera: Fulgoromorpha: Issidae)”. European Journal of Taxonomy, no. 198 (May 19, 2016). Accessed April 26, 2026. https://ejt.sandbox.publicknowledgeproject.org/index.php/ejt/article/view/321.