@article{CMUC_1975__16_4_a0,
     author = {M\"unzov\'a-Demlov\'a, Marie},
     title = {Transformations determining uniquely a monoid. {IV:} {Weak} determinancy},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {603--619},
     publisher = {mathdoc},
     volume = {16},
     number = {4},
     year = {1975},
     mrnumber = {0387465},
     zbl = {0343.20040},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1975__16_4_a0/}
}