@article{CMUC_1986__27_3_a7,
     author = {K\v{r}{\'\i}\v{z}, Igor},
     title = {Iterated countable products and sums of the infinite cyclic group},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {491--497},
     publisher = {mathdoc},
     volume = {27},
     number = {3},
     year = {1986},
     mrnumber = {873623},
     zbl = {0615.20035},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1986__27_3_a7/}
}