(3KbGaI GdceHjhJQ (B: (3GdhYi hGdJWHjb hGdHQeLI (B/ s - (3ZGQi L(B. (3HjJQs ([S.N] : (3eDSSI GdGHMGK GddZhjI , s, 1987)
Keywords: (3GdMGSHGJ GdGdcJQhfjIs