(3GddLfI GdGhQHjI dMbhb GdGfSGf hOhQgG ai JaSjQ hMeGjI GdMbhb hGdMQjGJ GdGSGSjI ddGaQGO hGdLeGYGJ (B/ s - (3NjQGdOjf YHOGddWja eMeOs; (3YRGdOjf ahOI (B((3JbOje(B)s ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1991)
Keywords: (3Mbhb GdGfSGfs; (3GdOSJhQs; (3GdMQjIs; (3GdefXeGJ GdOhdjIs