Fikáček M. Sphaerocetum gen. n., a new genus of the Protosternini from Peninsular Malaysia (Coleoptera: Hydrophilidae: Sphaeridiinae). Zootaxa [Internet]. 2010 Sep. 2 [cited 2025 Sep. 19];2601(1):28–36. Available from: https://www.mapress.com/zt/article/view/zootaxa.2601.1.2