Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Wingfield, M. J., and W. F. O. Marasas. 1980. Ceratocystis ips associated with Orthotomicus erosus (Coleoptera: Scolytidae) on Pinus spp. in the Cape Province of South Africa. Phytophylactia 12(2): 65-68.