共 40 条
[4]
ATKINSON RC, 1965, INTRO MATHEMATICAL L
[5]
BUSH RR, 1954, STOCHASTIC MODELS LE
[6]
CHAMBERLIN E, THEORY MONOPOLISTIC
[7]
Christaller W., 1966, CENTRAL PLACES SO GE
[9]
Feller W., 1950, INTRO PROBABILITY TH
[10]
FERGUSON CE, 1962, BEHAVIORAL SCIENCE, V7