[1] Chronowski A.: On ternary semigroups of homomorphisms of ordered sets. Archivum Mathematicum Brno 30 (1994), 85-95. MR 1292561 | Zbl 0812.08006

[2] Chronowski A., Novotný M.: Ternary semigroups of morphisms of objects in categories. Archivum Mathematicum Brno 31 (1995), 147-153. MR 1357982 | Zbl 0839.20078

[3] McKenzie R. N., McNulty G. F., Taylor W. F.: Algebras, lattices, varieties. Vol. I., Wadsworth & Brooks/Cole, Monterey 1987. MR 0883644 | Zbl 0611.08001

[4] Monk D., Sioson F. M.: $m$-Semigroups, semigroups, and function representation. Fund. Math. 59 (1966), 233-241. MR 0206133

[5] Novotný M.: On some correspondences between relational structures and algebras. Czechoslovak Math. J. 43(118) (1993), 643-647. MR 1258426

[6] Novotný M.: Construction of all homomorphisms of groupoids. presented to Czechoslovak Math. J. MR 1371696

[7] Sioson F. M.: Ideal theory in ternary semigroups. Math. Japon. 10 (1965), 63-84. MR 0193043 | Zbl 0247.20085