%0 Journal Article %A N. O. Shevtsov %A S. V. Stepanov %T Development of the material balance model for consideration of wells productivity index changes %J Matematičeskoe modelirovanie %D 2022 %P 3-16 %V 34 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM_2022_34_2_a0/ %G ru %F MM_2022_34_2_a0