%0 Journal Article %A V. Ya. Davydov %A A. V. Kiselev %A V. I. Lygin %T Variation of the spectrum of surface hydroxyl groups and the heat of adsorption on silica surface %J Doklady Akademii Nauk %D 1962 %P 131-134 %V 147 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1962_147_1_a35/ %G ru %F DAN_1962_147_1_a35