Template:Garrido González, Valladares & Díaz-Pazos, 2004
- Garrido González, J., Valladares, L.F. & Díaz-Pazos, J.A. 2004. Taxonomy and Iberian Distribution of Hydraena bisulcata Rey and Hydraena barrosi d'Orchymont (Coleoptera: Hydraenidae). Aquatic Insects 26 (2): 115-122.