@article{10_4064_aa_13_1_91_101,
     author = {Andrzej Schinzel},
     title = {Reducibility of polynomials and covering systems of congruences},
     journal = {Acta Arithmetica},
     pages = {91--101},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {1967},
     doi = {10.4064/aa-13-1-91-101},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-13-1-91-101/}
}