%0 Journal Article %A Gordeev, Lew %A Haeusler, Edward Hermann %T Proof Compression and NP Versus PSPACE II %J Bulletin of the Section of Logic %D 2020 %P 213-230 %V 49 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/BSL_2020_49_3_a0/ %G en %F BSL_2020_49_3_a0