(3GdPhb h GdTe (B/ s - (3Gdf, Lhfs; (3YhjVI, eMehO CMeOs; (3Gdehefj, MjOQ YHO GdeLjOs ((3HjQhJ (B:s (3GdeDSSI GdYQHjI ddOQGSGJ,s, 1988)
Keywords: (3GdTes; (3GdfcgIs; (3fGTFhf UZGQ (B(10-14 (3SfI(B)s