%0 Journal Article %A A. N. Kornilov %A V. Ya. Leonidov %A S. M. Skuratov %T The standard heats of formation of niobium and tantalum pentoxides %J Doklady Akademii Nauk %D 1962 %P 355-358 %V 144 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1962_144_2_a25/ %G ru %F DAN_1962_144_2_a25