(3GdSjGSI GdLfGFjI ddeTQY GdeUQj aj ehGLgI LQGFe GdEQgGH (B/s - (3gfOGhj, fhQ GdOjfs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI,s, 1993)
(3edGMb (B: (3UaMI (B120-135.s
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdEQgGHs -- (3eUQs; (3GdLQGFe GdSjGSjIs -- (3bhGfjf hJTQjYGJs -- (3eUQs; (3GdLQjeI hGdeLQehfs -- (3bhGfjf hJTQjYGJs -- (3eUQs