共 5 条
[2]
LAHIRI B, 1983, THESIS U CALCUTTA, P1
[3]
POKHILO ND, 1986, KHIM PRIR SOEDIN+, P650
[5]
C-13 NUCLEAR MAGNETIC-RESONANCE SPECTROSCOPY OF NATURALLY-OCCURRING SUBSTANCES .57. TRITERPENES RELATED TO LUPANE AND HOPANE
[J].
ORGANIC MAGNETIC RESONANCE,
1978, 11 (07)
:337-343