%0 Journal Article %A Horvath, Gabor %A Szabo, Csaba %T The extended equivalence and equation solvability problems for groups %J Discrete mathematics & theoretical computer science %D 2011 %V 13 %N 4 %U http://geodesic.mathdoc.fr/articles/10.46298/dmtcs.536/ %R 10.46298/dmtcs.536 %G en %F DMTCS_2011_13_4_a3