(3NjQ GdcdGe ai GdJbUi Ydi GZdGW GdYhGe (B/ s - (3Ydi Hf HGdi GdbSWfWjfjis; (3MGJe UGdM GdVGefs ((3HjQhJ (B:s (3eDSSI GdQSGdI ,s, 1985)
Keywords: (3GdGTJbGbs; (3GddZI GdYQHjIs; (3GdaGXs; (3GdYGejIs; (3GdcdeGJ GdONjdIs