@article{00772750,
title = {Solvability of equations in varieties of universal algebras.},
journal = {Acta Mathematica Universitatis Comenianae. New Series},
volume = {62},
year = {1993},
pages = {169-178},
zbl = {0821.08005},
language = {en},
url = {http://dml.mathdoc.fr/item/00772750}
}
Csákány, B.; Iskander, A.A. Solvability of equations in varieties of universal algebras.. Acta Mathematica Universitatis Comenianae. New Series, Tome 62 (1993) pp. 169-178. http://gdmltest.u-ga.fr/item/00772750/