1. “The Biology and Chemistry of the Cruciferae”;Kjaer,1976
2. “Toxicants Occurring Naturally in Foods,”;VanEtten,1973
3. Tookey, H. L., VanEtten, C. H., and Daxenbichler, M. E., in “Toxic Constituents of Plant Foodstuffs” (I. E. Liener, Ed.), 2nd Ed., in press, 1978.