%0 Journal Article %A Zelenyuk, Yevhen %A Zelenyuk, Yuliya %T Transformations and Colorings of Groups %J Canadian mathematical bulletin %D 2007 %P 632-636 %V 50 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2007-062-0/ %R 10.4153/CMB-2007-062-0 %F 10_4153_CMB_2007_062_0