%0 Journal Article %A Adam Humeniuk %A Elias G. Katsoulis %A Christopher Ramsey %T Crossed products and $\mathrm{C}^{*}$-covers of semi-Dirichlet operator algebras %J Documenta mathematica %D 2025 %P 909-933 %V 30 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4171/dm/1007/ %R 10.4171/dm/1007 %F 10_4171_dm_1007