(3McGjI GdUbQ (B"(3Mde(B" /s - (3GdMSjfj, haGA,s; (3GdNWjH, CMeO,s ((3HjQhJ, dHfGf (B:s (3OGQ SGeQ,s, 2012)
9-13.
Keywords: (3GdbUU GdYQHjI ddCWaGds -- (3bQf (B21.s; (3GdCOH GdYQHj ddCWaGds -- (3bQf (B21.s