1. Beroza, M., Agric. Chem., 15 (7), 37 (1960).
2. Babson, A. L., Science, 142, 447 (1963).
3. Wright, R. H., Nature, 204, 603 (1964).
4. Jacobson, M., Insect Sex Attractants, 119 (John Wiley and Sons, Inc., New York, 1965).
5. Burgess, E. D., Science, 141, 526 (1964).