%0 Journal Article %A Ganyushkin, Olexandr %A Mazorchuk, Volodymyr %T On Nilpotent Subsemigroups in some Matrix Semigroups %J Serdica Mathematical Journal %D 2007 %P 287-300 %V 33 %N 2-3 %I mathdoc %U http://geodesic.mathdoc.fr/item/SMJ2_2007_33_2-3_a3/ %G en %F SMJ2_2007_33_2-3_a3