共 28 条
[1]
BECKETT AH, 1956, J CHEM SOC, P1078
[3]
CALDWELL RA, 1969, TETRAHEDRON LETT, P2121
[9]
COHEN SG, 1968, TETRAHEDRON LETT, P5353
[10]
COHEN SG, 1969, TETRAHEDRON LETT, P2125