LUO Cong-Wen . ON SYMMETRIC EXTENDED MS-ALGEBRAS WHOSE CONGRUENCES ARE PERMUTABLE[J]. Acta mathematica scientia, Series B, 2011 , 31(3) : 1113 -1122 . DOI: 10.1016/S0252-9602(11)60302-0

[1] Adams M E, Beazer R. Congruence relations on de Morgan algebras. Algebra Univ, 1989, 26(1): 103--125

[2] Beazer R. Congruence permutability for algebras with pseudocomplementation. Proc Edinburgh Math Soc, 1981, 24(1): 55--58

[3] Fang J. Congruence permutable symmetric extended de Morgan algebras. Acta Mathematica Sinica, English Series, 2006, 22(3): 659--664

[4]  Campercholi M, Vaggione D. Congruence permutable MS-algebras. Algebra Univ, 2007, 56: 119--131

[5]  Luo C W. Congruence permutable Stone algebras. Acta Mathematica Scientia, 2003, 23A(3): 294--297 (In Chinese)

[6]  Blyth T S, Fang J. Extend Ockham algebras. Comm  Algebra, 2000, 28(3): 1271--1284

[7] Fang J, Zhao X L. The amalgamation property in the class of symmetric extended de Morgan algebras. Southeast Asian Bull Math,
2008, 32(5): 913--920

[8] Balbes R, Dwinger P.  Distributive Lattices. Columbia: University of Missouri Press, 1974

[9] Fang J. Pseudocomplemented MS-algebras. Algebra Colloquium, 1996, 3(1): 59--65

[10] Blyth T S, Varlet J C. Ockham Algebras. Oxford: Oxford University Press, 1994

[11] Fang J. Congruences lattices on Ockham algebras. Southeast Asian Bull Math, 1997, 21(4): 395--400

[12] Priestley H A. Representation of distributive lattices by means of ordered Stone space. Bull  London Math Soc, 1970, 2: 186--190

[13] Priestley H A. Ordered sets and duality for distributive lattices. Ann Discrete Math, 1984, 23: 39--60

[14] Urquhart A. Lattices with a dual homomorphic operation. Studia Logica, 1979, 38: 201--209

[15]  Burris S, Sankappanavar H P. A Course in Universal Algebra. Beijing: World Publishing Corporation, 1981