(3eYLe GdfXe GdSjGSjI GddjHQGdjI ai GhQHG GdZQHjI hGeQjcG GdTeGdjI (B/ s - (3eQcR GdHMhK hGdOQGSGJ GdSjGSjIs; (3MSf fGaYIs ([S.N] : (3eQcR GdHMhK hGdOQGSGJ GdSjGSjI , s, 1991)
Keywords: (3GdGMhGd GdSjGSjIs; (3GddjHQGdjIs; (3GdYdhe GdSjGSjIs; (3GeQjcG GdTeGdjIs; (3GdbQf GdYTQjfs; (3GdQGOjcGdjIs; (3GhQHGs