(3eHGOF JUfja GdecJHGJ (B/ s - (3QfLGfGKGf, T(B.(3Q(B.s; (3GdMdhI, MSf Ydj MSfs ((3GdQjGV (B:s (3OGQ GdeQjN ddfTQ,s, 1986)
Keywords: (3GdJUfja GdYTQjs; (3GdecJHGJs