%0 Journal Article %A Aleksandar Krapež %T Quadratic Level Quasigroup Equations With Four Variables II: the Lattice of Varieties %J Publications de l'Institut Mathématique %D 2013 %P 29 %V _N_S_93 %N 107 %I mathdoc %U http://geodesic.mathdoc.fr/item/PIM_2013_N_S_93_107_a2/ %G en %F PIM_2013_N_S_93_107_a2