(3JLQje GdEQgGH aj GdbGfhf GdchjJj hYbhHJg (B:s ((3OQGSI JCUjdjI hJWHjbjI(B) /s - (3GdOjMGfj, jhSa YHjOs; (3YjO, eMeO aJMjs (2007)
(3HHdjhLQGajI (B: (3hQbI (B197-203.s
(3jTJed Ydi eSJNdU HGddZJjf GdYQHjI hGdEfLdjRjI(B.s
Keywords: (3GdEQgGHs -- (3bhGfjf hJTQjYGJs -- (3GdchjJs; (3QSGdI LGeYjI (B((3eGLSJjQ(B)s