C. L.  Broberg, Borden, J. H., and Gries, R., ?Antennae of Cryptorhynchus lapathi (Coleoptera: Curculionidae) detect two pheromone components of coniferophagous bark beetles in the stems of Salix sitchensis and Salix scouleriana (Salicaceae)?, Canadian Entomologist, vol. 137, pp. 716-718, 2005.