共 13 条
[1]
ANDERSON, 1957, AM SOC REV, V22, P9
[2]
CLARK, 1956, J LEGAL ED, V8, P491
[3]
COPI, 1953, INTRO LOGIC, P229
[4]
FITCH, 1952, SYMBOLIC LOGIC INTRO, P9
[5]
HALL, 1956, YALE LAW J, V65, P761
[6]
JOURDAIN, 1956, WORLD MATH, V1, P16
[7]
PFEIFFER, 1950, SCI AM DEC, P22
[8]
PFEIFFER, 1950, SCI AM DEC, P23
[9]
PFEIFFER, 1950, SCI AM DEC, P24
[10]
QUINE, 1951, MATH LOGIC, P27