Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Holzschuh, C. 1988. Eine neue Art der Gattung Ips aus Bhutan (Coleoptera, Scolytidae) [A new species of the genus Ips from Bhutan] [English summary] . Entomologica Basiliensia 12:481-485.