@article{MZ_1971__122_171592,
     author = {Robert W. Quackenbusch},
     title = {Demi-Semi-Primal {Algebras} and {Mal'cev-} {Type} {Conditions.}},
     journal = {Mathematische Zeitschrift},
     pages = {166--176},
     publisher = {mathdoc},
     volume = {122},
     year = {1971},
     zbl = {0214.03102},
     url = {http://geodesic.mathdoc.fr/item/MZ_1971__122_171592/}
}