@article{MASLO_1977__27_3_a0,
     author = {\v{Z}embery, Ivan},
     title = {Admissible operations in categories of algebras},
     journal = {Mathematica slovaca},
     pages = {209--212},
     publisher = {mathdoc},
     volume = {27},
     number = {3},
     year = {1977},
     mrnumber = {536136},
     zbl = {0362.18009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1977__27_3_a0/}
}