共 8 条
[1]
ARMBRECHT BH, 1963, 44 M AM CHEM SOC LOS
[2]
CROSS D. L., 1962, Quarterly Bulletin. Michigan State University Agricultural Experiment Station, V44, P688
[3]
CUMMINGS JG, 1966, J ASSOC OFF ANA CHEM, V49, P354
[8]
WEBER CW, UNPUBLISHED DATA