@article{ARM_1976__12_3_a1,
     author = {Chajda, Ivan},
     title = {Direct products of weak homomorphisms},
     journal = {Archivum mathematicum},
     pages = {143--151},
     publisher = {mathdoc},
     volume = {12},
     number = {3},
     year = {1976},
     mrnumber = {0434919},
     zbl = {0354.08003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_1976__12_3_a1/}
}