Fyles, T.M.Leznoff, C.C.L.M., MacDonaldRuth, D.S.Hedlin, A.F.Weatherston, J.2010-12-202010-12-201977Experientia, 1977, 33, 723-724.http://hdl.handle.net/10315/6402enChemical and Field Studies on the Sex Pheromones of the Cone and Seed Moths Barbara colfaxiana and Lasperyresia youngaArticlehttp://www.springerlink.com/content/v574qm26q4581324/fulltext.pdf