Torres, P. L. M., M. C. Michat, and M. Archangelsky. “Description of the Preimaginal Stages of Three Species of the Genus Tropisternus Solier, Subgenus Strepitornus Hansen (Coleoptera: Hydrophilidae), With Emphasis on Morphometry and Chaetotaxy”. Zootaxa, vol. 1702, no. 1, Feb. 2008, pp. 1–25, doi:10.11646/zootaxa.1702.1.1.