[2] Fried E.:
Tournaments and non-associative lattices. Annales Univ. Sci. Budapest., Sectio Math., 13(1970), 151-164.
MR 0321837
[З] Fried E., Grätzer G.:
Some examples of weakly associative lattices. Colloq. Math., 27 (1973), 215-221.
MR 0327590
[5] Maльцeв A. И.: Aлгeбpaичecкиe cиcтeмы. Mocквa 1970.
[6] Rachůnek J.: o-ideaux des ensembíes ordonnes. Acta Univ. Palack. Olomouc, fac. rеr. natur., tom. 45 (1974), 77-81.
[7] Szász G.:
Instroduction to lattice theory. Akademiai Kiadó, Budapest 1963.
MR 0166118