(3fRgI GdfXQai QLGd GdbQf GdQGHY YTQ(B: (3GdLRA GdGhd (B/ s - (3eMeO GHf eMeO jMji RjGQIs; (3GMeO GHf eMeO jMji RjGQIs ([S.N] : (3eQcR GdOQGSGJ hGdGHMGK GdjefjI , s, 1979)
Keywords: (3GdJQGLes; (3Gdjef (B- (3JQGLes