%0 Journal Article %A S. M. Dubrovina %A V. A. Shigin %T Cross-sections for $\mathrm{Pa}^{231}$ and $\mathrm{Pa}^{239}$ fissions in the $1,5\div1500$ kev energy range %J Doklady Akademii Nauk %D 1964 %P 561-562 %V 157 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_157_3_a18/ %G ru %F DAN_1964_157_3_a18