(3GdJLGQI Ydi GdGfJQfJ (B/ s - (3eQcR GdJYQjH hGdJQLeIs; (3fhQJhf , HhHs; (3SejK , cjfis ((3HjQhJ (B: s (3GdOGQ GdYQHjI ddYdhe , s, 1997)
Keywords: (3GdEfJQfJs; (3GdHQjO GdGdcJQhfis; (3GdJLGQI GdGdcJQhfjIs; (3GdJShb GdGdcJQhfis