[1] A. D. BOL'BOT:
Ob ekvacional'no polnych mnogoobrazijach total'no simmetričeskich kvazigrupp. Algebra i logika 6/2 (1967), 13-19.
MR 0215701
[2] J. KALICKI:
The number of equationally complete classes of equations. Indag. Math. 17 (1955), 660-662.
MR 0074351 |
Zbl 0073.24601
[3] G. McNULTY:
The decision problem for equational bases of algebras. Annals of Math. Logic 10 (1976), 193-2 59.
MR 0432440 |
Zbl 0376.08005
[5] D. PIGOZZI:
Universal equational theories and varieties of algebras. Annals of Math. Logic 17 (1979), 117-150.
MR 0552418 |
Zbl 0436.03021