@article{10_4064_aa_71_1_1_10,
     author = {Yong-Gao Chen and \v{S}tefan Porubsk\'y},
     title = {Remarks on systems of congruence classes},
     journal = {Acta Arithmetica},
     pages = {1--10},
     publisher = {mathdoc},
     volume = {71},
     number = {1},
     year = {1995},
     doi = {10.4064/aa-71-1-1-10},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-71-1-1-10/}
}