(3gR GdbMha ai TQM bUjOI BHi TGOha (B/ s - (3WGgQ GHhaGTGs ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1987)
Keywords: (3GdTYQ GdYQHis; (3GdGOH GdYQHis; (3OhGhjf hbUGFOs; (3JGQjN hfbOs