(3GdeONd GdfMhi(B: (3JWHjb hJOQjH ai GdfMh GdYQHi (B/ s - (3Ydi HgGAGdOjf jhNOhQs ([S.N] : (3GdeDSSI GdLGeYjI ddOQGSGJ hGdfTQ hGdJhRjY , s, 1987)
Keywords: (3GdfMhs; (3GddZI GdYQHjIs