[1] BLOOM. S. L.: Varieties of ordered algebras. J. Comput. Sуstem Sci. 13 (1976), 200-212. MR 0427204 | Zbl 0337.06008

[2] CHAJDA I.-RACHUNEK J.: Relational characterizations of permutable and n-permutable varieties. Czechoslovak Math. J. 33 (1963), 505-508. MR 0721079

[3] CHAJDA I.-PINUS A. G.: On quasiorders of universal algebras. Algebra i Logika 32 (1993), 308-325. (Russian) MR 1286557

[4] CZEDLl G.-LENKEHEGYI A.: On classes of ordered algebras and quasiorder distributivity. Acta Sci. Math. (Szeged) 46 (1983), 41-54. MR 0739021

[5] JONSSON B.: On the representation of lattices. Math. Scand. 1 (1953), 193-206. MR 0058567 | Zbl 0053.21304

[6] GRÄTZER G.-SGHMIDT E. T.: Characterizations of congruence lattices of abstract algebras. Acta Sci. Math. (Szeged) 24 (1963), 34-59. MR 0151406 | Zbl 0117.26101

[7] GRÄTZER G.: General Lattice Theory. Akademie-Verlag, Berlin, 1978. MR 0504338

[8] GRÄTZER G.: Universal Algebra. (2nd ed.), Springer-Verlag, New York-Heidelberg-Berlin. 1979. MR 0538623

[9] PUDLÁK P.-TUMA J.: Yeast graphs and fermentation of algebraic lattices. In: Latticce Theorу. Proc. Lattice Theorу Conf. (Szeged 1974). Colloq. Math. Soc. János Bolyai 14, North-Holland. Amsterdam, 1976, pp. 301-341. MR 0441799

[10] STONE M. H.: The theory of representations for Boolean algebras. Trans. Amer. Math. Soc. 40 (1936), 35-111. MR 1501865 | Zbl 0014.34002

[11] WHITMAN, PH. M.: Lattices, equivalence relations, and subgroups. Bull. Amer. Malh. Soc. 52 (1946), 507-522 MR 0016750 | Zbl 0060.06505

[12] CZÉDLI G.: A Horn sentence for involution lattices of quasiorders. Order 11 (1994), 391-395. MR 1321756 | Zbl 0817.06007