@article{GDZPPN002300745,
title = {On Exactly Covering Systems of Arithmetic Sequences.},
journal = {Mathematische Annalen},
volume = {180},
year = {1969},
pages = {227-232},
zbl = {0169.37405},
url = {http://dml.mathdoc.fr/item/GDZPPN002300745}
}
ZNÁM, S. On Exactly Covering Systems of Arithmetic Sequences.. Mathematische Annalen, Tome 180 (1969) pp. 227-232. http://gdmltest.u-ga.fr/item/GDZPPN002300745/