共 13 条
[6]
BULKIN BJ, UNPUBLISHED WORK
[7]
CARLISLE CH, 1969, ACTA CRYSTALLOGR A, V25, P547
[8]
CONSTANT E, 1965, CR HEBD ACAD SCI, V261, P4687
[9]
DREYER J, 1970, 3 INT S LIQUID CRYST