共 6 条
[1]
ARNEMO R, 1964, I FRESHWAT RES DROTT, V45, P5
[2]
CUSHING DH, 1961, J CONS PERM EXPLOR M, V153, P152
[3]
DEJOUX C, 1972, CAH ORSTOM HYDROBIOL, V6, P67
[6]
Siegel S., 1956, NONPARAMETRIC STAT B