Pham, Phong Huy, Michael Ohl, Anh Thi Tu Nguyen, and Dinh Thi Nguyen. 2025. “Taxonomy of the Genus Chalybion Dahlbom, 1843 (Hymenoptera: Sphecidae) from Vietnam, With Description of a New Species”. Zootaxa 5679 (4). Auckland, New Zealand:573-84. https://doi.org/10.11646/zootaxa.5679.4.6.