@article{10_4064_aa_61_4_375_390,
     author = {T. Shorey and R. Tijdeman},
     title = {On the number of prime factors of a finite arithmetical progression},
     journal = {Acta Arithmetica},
     pages = {375--390},
     publisher = {mathdoc},
     volume = {61},
     number = {4},
     year = {1992},
     doi = {10.4064/aa-61-4-375-390},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-61-4-375-390/}
}