共 16 条
[2]
BROWN B, 1964, P2986 RAND CORP REP
[3]
CAMPBELL RM, 1966, THESIS U CALIFORNIA
[4]
CETRON MJ, 1968, FUTURES, V1, P21
[5]
CHASE S, 1968, MOST PROBABLE WORLD
[6]
ESCH ME, 1968, 2ND ANN TECHN MAN C
[8]
GORDON TJ, 1968, TECHNOLOGICAL FORECA, P134
[9]
GORDON TJ, 1964, P2982 REP LONG RANG
[10]
GOULIAN M, 1967, DEC P NAT AC SCI, V58, P2321