(3GdGeKGd GdTYHjI GdaQYhfjI hGdMceI GdbOjeI (B/ s - (3eMeO GHhQMeIs ([S.N] : (3ecJHI eOHhdi , s, 1990)
Keywords: (3eUQ GdbOjeIs; (3GdGOH GdTYHis; (3GdGeKGd GdYGejIs; (3GdGZGfi GdTYHjIs; (3GdGSGWjQs; (3GdbUU GdTYHjIs