Chen, Huan, and Huanli Xu. “Three New Species of the Genus Hylaeus (Hymenoptera: Colletidae) from South Korea”. Zootaxa 3419, no. 1 (August 13, 2012): 62–68. Accessed April 20, 2025. https://mapress.com/zt/article/view/zootaxa.3419.1.3.