共 83 条
[1]
Aho A. V., 1969, J COMPUT SYST SCI, V3, P319
[3]
BAKER BS, 1973, TR973 HARV U CTR RES
[4]
BEKIC H, 1969, DEFINABLE OPERATIONS
[5]
Benabou J., 1968, CAHIERS TOPOLOGIE GE, V10, P1
[6]
On the structure of abstract algebras
[J].
PROCEEDINGS OF THE CAMBRIDGE PHILOSOPHICAL SOCIETY,
1935, 31
:433-454
[7]
Birkhoff G., 1970, J COMBINATORIAL THEO, V8, P115, DOI DOI 10.1016/S0021-9800(70)80014-X
[9]
BLOOM SL, 1974, RC4937 IBM TJ WATS R
[10]
Burstall R. M., 1969, MACHINE INTELLIGENCE, V4, P17