@article{MZ_1959__71_169793,
     author = {Alfred L. Foster},
     title = {An {Existence} {Theorem} for {Functionally} {Complete} {Universal} {Algebras.}},
     journal = {Mathematische Zeitschrift},
     pages = {69--82},
     publisher = {mathdoc},
     volume = {71},
     year = {1959},
     zbl = {0084.26001},
     url = {http://geodesic.mathdoc.fr/item/MZ_1959__71_169793/}
}