共 11 条
[1]
BONNER J, 1960, BEIHEFT Z SCHWEIZ FO, V30, P141
[4]
HEYN A. N. J., 1940, BOT REV, V6, P515, DOI 10.1007/BF02879296
[8]
SHANLEY FR, 1957, STRENGTH MATERIALS
[9]
SPARK LC, 1958, J TEXT I, V49, pT309