共 50 条
- [1] WEAK INJECTIVES AND BOOLEAN EXTENSIONS II [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1976, 23 (06): : A568 - A568
- [2] ON M-EXTENSIONS OF BOOLEAN ALGEBRAS . PRELIMINARY REPORT [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1969, 16 (06): : 961 - &
- [3] INJECTIVES IN EQUATIONAL CLASSES IN HEYTING ALGEBRAS . PRELIMINARY REPORT [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1969, 16 (06): : 964 - &
- [4] BOOLEAN GROUPOIDS - PRELIMINARY REPORT [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1974, 21 (01): : A1 - A1
- [5] RINGS WITH A CLASS OF MODULES PROJECTIVES OR QUASI-INJECTIVES - PRELIMINARY REPORT [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1975, 22 (01): : A88 - A88
- [6] CECH EXTENSIONS ARE KAN EXTENSIONS - PRELIMINARY-REPORT [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1976, 23 (04): : A456 - A456
- [7] COUNTING BOOLEAN ALGEBRAS - PRELIMINARY REPORT [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1971, 18 (03): : 551 - &
- [8] PRIMITIVE BOOLEAN ALGEBRAS . PRELIMINARY REPORT [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1970, 17 (01): : 84 - &
- [9] ALTERNATIVE EXTENSIONS OF QUATERNIONS - PRELIMINARY REPORT [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1971, 18 (02): : 404 - &
- [10] EXTENSIONS OF GENTZENS LJ - PRELIMINARY REPORT [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1970, 17 (02): : 456 - &