@article{10_4064_aa131_3_4,
     author = {N. Saradha and R. Tijdeman},
     title = {Arithmetic progressions with
 common difference divisible by small primes},
     journal = {Acta Arithmetica},
     pages = {267--279},
     publisher = {mathdoc},
     volume = {131},
     number = {3},
     year = {2008},
     doi = {10.4064/aa131-3-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa131-3-4/}
}