Template:Arriaga-Varela, Cortés-Aguilar & Fikáček, 2019
- Arriaga-Varela, E., Cortés-Aguilar, J. & Fikáček, M. 2019. Water scavenger beetles in rotten cacti: a review of Agna with the description of a new species from Mexico (Coleoptera: Hydrophilidae: Sphaeridiinae). Revista Mexicana de Biodiversidad 90: e902856. DOI: 10.22201/ib.20078706e.2019.90.2856.