%0 Journal Article %A K. V. Nelson %A I. Ya. Poddubnyi %T The structure of molecular chains of polyisoprenes, as revealed by infrared absoprtion spectra %J Doklady Akademii Nauk %D 1957 %P 545-547 %V 115 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_115_3_a31/ %G ru %F DAN_1957_115_3_a31