%0 Journal Article %A D. A. Popov %T Bounds and behaviour of the quantities $P(x)$, $\Delta(x)$ on short intervals %J Izvestiya. Mathematics %D 2016 %P 1213-1230 %V 80 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_2016_80_6_a10/ %G en %F IM2_2016_80_6_a10