(3NHQI GdMjGI GdMVQjI hfhYjI GdMjGI HeOjfI GdQjGV (B/s - (3CUZQ, YHO GdcQje Hf YHO GdMejOs; (3GdfcdGhj, CMeO eMeO efUhQs (1997)
(3edGMb (B: (3U(B. 77-89.s
(3HQfGeL ecGaMI GdLQjeI(B.s
(3CWQhMI (B((3eGLSJjQ(B)--(3LGeYI fGja GdYQHjI ddYdhe GdCefjI, cdjI GdOQGSGJ GdYdjG, bSe GdYdhe GdEOGQjI, (B.s
(3HHdjhLQGajI (B: (3U(B. 72-76.s
Keywords: (3Yde GdGLJeGY GdMVQjs -- (3GdSYhOjIs -- (3GdQjGVs -- (3CWQhMGJs; (3QSGdI LGeYjI (B((3eGLSJjQ(B)s