%0 Journal Article %A I. E. Danielyan %T On equivalent slowly varying functions %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 2001 %P 3-8 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_2001_2_a0/ %G ru %F UZERU_2001_2_a0