(3GdecGf hGdSdWI (B/ s - (3cdGaGd(B, (3Hhds; (3YHOGdGejQ GHQGgje TeS GdOjfs ([S.N] : (3GdeDSSI GdLGeYjI ddOQGSGJ hGdfTQ hGdJhRjY , s, 1990)
Keywords: (3GdeLJeYs; (3GdOhdIs; (3YHOGdGejQ GHQGgje TeS GdOjfs