共 50 条
- [1] GREENS RELATIONS FOR REGULAR ELEMENTS OF SEMIGROUPS OF ENDOMORPHISMS CANADIAN JOURNAL OF MATHEMATICS-JOURNAL CANADIEN DE MATHEMATIQUES, 1974, 26 (06): : 1484 - 1497
- [2] REGULARITY AND GREENS RELATIONS FOR SANDWICH SEMIGROUPS - PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1975, 22 (01): : A102 - A102
- [5] ADDITIVE ENDOMORPHISMS OF SEMIGROUPS - PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1970, 17 (07): : 1067 - &
- [6] POTENTIAL GREENS EQUIVALENCES ON SEMIGROUPS - PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1974, 21 (01): : A96 - A96
- [8] SEMIGROUPS OF ENDOMORPHISMS OF GENERALIZED BOOLEAN RINGS - PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1972, 19 (04): : A504 - &