(3eaghe GdeLGR heLGR GdbQGf dGHi YHjOI(B: (3OQGSI ai VhA LghO fLGI GdMGdI hGdfLGI GdJMhjdjI (B/ s - (3eMeO aJjMs ([S.N] : (3OGQ GdacQ GdYQHi , s, 1989)
Keywords: (3GddZI GdYQHjIs; (3GdHdGZI GdYQHjIs; (3GdHdGZIs; (3GdaGXs; (3GdHjGfs; (3GdbQGfs