(3GdYhGed GdHjFjI GdeQJHWI HLQjeI GdbJd GdYeO ef hGbY GdLQjeI aj GdeedcI GdYQHjI GdSYhOjI (B:s ((3OQGSI JWHjbjI Ydi YjfI ef GdeSLhfjf Ydi PeI bVGjG GdbJd GdYeO aj SLhf eOjfI GdQjGV(B) /s - (3YOfGf, YHO GdYRjR eTQa UGdM(B.s; (3CMeO, fHjd eMeO UGObs (1994)
(3edGMb (B: (3U(B. 293-303.s
(3CWQhMI (B((3eGLSJjQ(B)--(3LGeYI fGja GdYQHjI ddYdhe GdCefjI, cdjI GdOQGSGJ GdYdjG, bSe GdYdhe GdEOGQjI, (B.s
(3HHdjhLQGajI (B: (3U(B. 285-291.s
Keywords: (3LQGFe GdbJds -- (3LhGfH GLJeGYjIs -- (3GdSYhOjIs -- (3CWQhMGJs; (3LQGFe GdbJds -- (3LhGfH GLJeGYjIs -- (3GdSYhOjIs -- (3GdQjGVs -- (3CWQhMGJs; (3QSGdI LGeYjI (B((3eGLSJjQ(B)s