共 37 条
[32]
SNEDECOR GW, 1981, STATISTICAL METHODS
[33]
SOKAL ROBERT R., 1958, UNIV KANSAS SCI BULL, V38, P1409
[34]
SONQUIST JA, 1971, MULTIVARIATE MODEL B
[35]
Taha H.A., 1975, INTEGER PROGRAMMING
[36]
THOMPSON WC, 1981, ROUNDING APPROACH CO
[37]
Tyron R.C., 1970, CLUSTER ANAL