Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Zolk, K. 1914. Kodumsa urasklased (Ipidae) [Die Borkenkafer-Ipidae-Estlands]. Mitteilung des Versuchsanstalt der Angewandte Entomologie des Universite Tartu, No. 14.