Template:Zettel & Tran, 2004
- Zettel, H.; Tran, A.D. 2004: Two new species of Rhagovelia (Heteroptera: Veliidae) from Vietnam: first records of the R. papuensis group from south-eastern Asia. Tijdschrift voor Entomologie 147(2): 229-235. DOI: 10.1163/22119434-900000151.