%0 Journal Article %A Kwaƛniewski, Bartosz Kosma %A Meyer, Ralf %T Essential crossed products for inverse semigroup actions: simplicity and pure infiniteness %J Documenta mathematica %D 2021 %P 271-335 %V 26 %I mathdoc %U http://geodesic.mathdoc.fr/item/DOCMA_2021__26__a49/ %G en %F DOCMA_2021__26__a49