(3GdeSFhdjI GdGLJeGYjI ddUMGaI GdeOQSjI (B/ s - (3YHOGdhgGH cMjds ([S.N] : (3OGQ GdacQ GdYQHi , s, 1992)
Keywords: (3GdJQHjIs; (3GdUMGaI GdYQHjIs; (3GdUMGaI hGdJYdjes