Template:Stuben & Behne, 1998
- Stuben, P.E. & Behne, L. 1998. Revision of the Acalles krueperi species group with description of the genus Dichromacalles g. n. and the subgenus Balcanacalles subg. n. (Curculionidae, Cryptorhynchinae) Entomologische Blätter für Biologie und Systematik der Käfer 94(1-2): 11–32.