Menken, S. B. J. (1982). Allozyme characterization of sibling species and host races in two families of Lepidoptera. In J. H. Visser, & A. K. Minks (Eds.), Proceedings of the 5th international symposium on insect-plant relationships Wageningen, Netherlands 1-4 March 1982 (pp. 407-408). Pudoc.