@article{10_4064_cm102_1_6,
     author = {Mariusz Ska/lba},
     title = {On sets which contain a $q$th power residue for
 almost all prime modules},
     journal = {Colloquium Mathematicum},
     pages = {67--71},
     publisher = {mathdoc},
     volume = {102},
     number = {1},
     year = {2005},
     doi = {10.4064/cm102-1-6},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm102-1-6/}
}