@article{MASLO_1989__39_1_a8,
     author = {Chajda, Ivan and Duda, Jarom{\'\i}r},
     title = {Varieties satisfying ideal equalities},
     journal = {Mathematica slovaca},
     pages = {55--63},
     publisher = {mathdoc},
     volume = {39},
     number = {1},
     year = {1989},
     mrnumber = {1016331},
     zbl = {0672.08003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1989__39_1_a8/}
}