[1] |
Munn, Glasgow Math. J. 17 pp 57– (1976) |
[2] |
DOI: 10.1112/plms/s3-22.4.652 · Zbl 0219.20042 · doi:10.1112/plms/s3-22.4.652 |
[3] |
DOI: 10.1007/BF02194919 · Zbl 0337.20027 · doi:10.1007/BF02194919 |
[4] |
Green, Bull. Austral. Math. Soc. 9 pp 21– (1973) |
[5] |
Clifford, The Algebraic Theory of Semigroups 1 (1961) · Zbl 0111.03403 |
[6] |
Vagner, Matem. Sbornik 32 pp 545– (1953) |
[7] |
Saito, Pacific J. Math. 15 pp 649– (1965) · Zbl 0142.25602 · doi:10.2140/pjm.1965.15.649 |
[8] |
Reilly, Pacific J. Math. 54 pp 209– (1974) · doi:10.2140/pjm.1974.54.209 |
[9] |
Petrich, Introduction to Semigroups (1973) |
[10] |
DOI: 10.1007/BF02195929 · Zbl 0328.20047 · doi:10.1007/BF02195929 |
[11] |
O’Carroll, Glasgow Math. J. 16 pp 12– (1975) |
[12] |
DOI: 10.1112/jlms/s2-9.2.293 · Zbl 0303.20047 · doi:10.1112/jlms/s2-9.2.293 |
[13] |
Munn, Proc. Glasgow Math. Assoc. 7 pp 184– (1966) |
[14] |
DOI: 10.1093/qmath/17.1.151 · Zbl 0147.00804 · doi:10.1093/qmath/17.1.151 |
[15] |
Munn, Proc. Glasgow Math. Assoc. 5 pp 41– (1961) |
[16] |
DOI: 10.2307/1997032 · Zbl 0297.20072 · doi:10.2307/1997032 |