@article{CMUC_1978__19_4_a2,
     author = {Trnkov\'a, V\v{e}ra and Koubek, V\'aclav},
     title = {Isomorphisms of products of infinite graphs},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {639--652},
     publisher = {mathdoc},
     volume = {19},
     number = {4},
     year = {1978},
     mrnumber = {518177},
     zbl = {0393.05030},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1978__19_4_a2/}
}