@article{10_4064_aa_15_2_193_197,
     author = {J. W\'ojcik},
     title = {A refinement of a theorem of {Schur} on primes in arithmetic progressions {III}},
     journal = {Acta Arithmetica},
     pages = {193--197},
     publisher = {mathdoc},
     volume = {15},
     number = {2},
     year = {1968},
     doi = {10.4064/aa-15-2-193-197},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-15-2-193-197/}
}