@article{10_37236_696,
     author = {Jaros{\l}aw Grytczuk and Jakub Kozik and Marcin Witkowski},
     title = {Nonrepetitive sequences on arithmetic progressions},
     journal = {The electronic journal of combinatorics},
     year = {2011},
     volume = {18},
     number = {1},
     doi = {10.37236/696},
     zbl = {1229.68063},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/696/}
}