%0 Journal Article %A Y. B. Dalyan %A L. G. Aslanyan %A I. V. Vardanyan %T The influence of urea on G-quadruplex and i-motif structures in complementary DNA sequences %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 2020 %P 155-122 %V 54 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_2020_54_2_a5/ %G en %F UZERU_2020_54_2_a5