[1]
|
A. H. Clifford and G. B. Preston, “The Algebraic Theory of Semigroups,” American Mathematical Society, New York, 1967, pp. 98-120.
|
[2]
|
A. H. Clifford, “Semigroups Admitting Relative Inverses,” Annals of Mathematics, Vol. 42, 1941, pp. 1037-1049. http://dx.doi.org/10.2307/1968781
|
[3]
|
Y. Q. Guo, K. P. Shum and C. M. Gong, “On -Green’s Relations and Ortho-Lc-Monoids,” Communications in Algebra, Vol. 39, No. 1, 2011, pp. 5-31. http://dx.doi.org/10.1080/00927870903428247
|
[4]
|
J. M. Howie, “Fundamental of Semigroup Theory,” Clarendon Press, Oxford, 1995, pp. 56-73.
|
[5]
|
M. Petrich and N. R. Reilly, “Completely Regular Semigroups,” John Wiley & Sons, New York, 1999, pp. 162-197.
|
[6]
|
M. Petrich, “The Structure of Completely Regular Semigroups,” Transactions of the American Mathematical Society, Vol. 189, 1974, pp. 211-236. http://dx.doi.org/10.1090/S0002-9947-1974-0330331-4
|
[7]
|
M. Petrich, “Lectures in Semigroups,” Wiley & Sons Inc., London, 1976, pp. 124-156.
|
[8]
|
F. Pastijn, “A Representation of a Semigroup by a Semigroup of Matrices over a Group with Zero,” Semigroup Forum, Vol. 10, 1975, pp. 238-249.
|
[9]
|
J. B. Fountain, “Abundant Semigroups,” Proceedings London Mathematical Society, Vol. 43, No. 3, 1982, pp. 103-129. http://dx.doi.org/10.1112/plms/s3-44.1.103
|
[10]
|
M. V. Lawson, “Rees Matrix Semigroups,” Proceedings of the Edinburgh Mathematical Society, Vol. 33, 1990, pp. 23-39.
|
[11]
|
X. M. Ren, K. P. Shum and Y. Q. Guo, “A Generalized Clifford Theorem of Semigroups,” Science China Mathematics, Vol. 53, No. 4, 2010, pp. 1097-1101. http://dx.doi.org/10.1007/s11425-009-0150-3
|
[12]
|
X. Z. Kong and K. P. Shum, “On the Structure of Regular Crypto Semigroups,” Communications in Algebra, Vol. 29, No. 6, 2001, pp. 2461-2479. http://dx.doi.org/10.1007/s00233-006-0614-5
|
[13]
|
X. Z. Kong and Z. L. Yuan, “Normal Crypto -Abundant Semigroups,” Advances in Mathematics (in Chinese), Vol. 36, No. 5, 2007, pp. 539-545.
|
[14]
|
X. Z. Kong and Z. L. Yuan, “KG-Strong Semilattice Structure of Regular Orthocryptosemigroups,” Semigroup Fourm, Vol. 73, No. 1, 2006, pp. 95-108. http://dx.doi.org/10.1007/s00233-006-0614-5
|
[15]
|
X. Z. Kong and K. P. Shum, “A Structure Theorem of Normal -Cryptographs,” Publicationes Mathematicae, Vol. 72, No. 3-4, 2008, pp. 335-346.
|
[16]
|
X. Z. Kong, Z. L. Yuan and K. P. Shum, “ -Abundant Semigroups and -Cryptographs,” Algebra Collections, Vol. 15, No. 4, 2008, pp. 653-666.
|
[17]
|
K. P. Shum, L. Du and Y. Q. Guo, “Green’s Relations and Their Generalizations on Semigroups,” Discussiones Mathematicae —General Algebra and Applications, Vol. 30, No. 1, 2010, pp. 71-89. http://dx.doi.org/10.7151/dmgaa.1163
|
[18]
|
X. D. Tang, “On a Theorem of C-Wrpp Semigroups,” Communications in Algebra, Vol. 25, No. 5, 1997, pp. 1499-1504. http://dx.doi.org/10.1080/00927879708825931
|
[19]
|
G. M. S. Gomes and V. Gould, “Proper Weakly Left Ample Semigroups,” International Journal of Algebra and Computation, Vol. 9, No. 6, 1999, pp. 721-739. http://dx.doi.org/10.1142/S0218196799000412
|