(3BQGA h OQGSGJ aj GdacQ Gdbhej (B/ s - (3GdMUQj, SGWYs ((3GdchjJ (B:s (3eWHYI McheI GdchjJ,s, 1985)
Keywords: (3GdbhejI GdYQHjIs; (3GdhMOI GdYQHjIs