共 19 条
[1]
Aluminium oxide with gradual absorption capacity to chromatographic absorption.
[J].
BERICHTE DER DEUTSCHEN CHEMISCHEN GESELLSCHAFT,
1941, 74
:73-78
[2]
OCCURRENCE OF BETULINIC ACID IN THE BARK OF THE PLANE TREE
[J].
JOURNAL OF THE CHEMICAL SOCIETY,
1948, (JUL)
:948-951
[3]
Cohen NH, 1909, RECL TRAV CH PAYS-BA, V28, P368
[5]
The unsaturated centre of the triterpene alcohol lupeol
[J].
JOURNAL OF THE CHEMICAL SOCIETY,
1938,
:329-334
[7]
JENSEN W, 1950, PAPERI PUU, V32, P293
[8]
JENSEN W, 1952, CA 8006, V46
[9]
KITAO K, 1960, MOKUZAI KENKYU, V24, P1
[10]
KITAO K, 1962, CA 14513, V56