(3GdHfGA GdJcfhdhLi ddHdOGf GdfGejI(B: (3Gdfbd hGdfbd GdYcSi (B- (3GdHYO GdJcfhdhLi ai GdJfejI (B/ s - (3GhjS YWhI GdRfWs ([S.N] : (3GdecJHI GdGcGOjejI , s, 1991)
Keywords: (3GdOhd GdfGejIs; (3GdJcfhdhLjGs; (3GdJfejI GdRQGYjIs