%0 Journal Article %A Hanselka, Christoph %A Kummer, Mario %T Positive Ulrich sheaves %J Canadian journal of mathematics %D 2024 %P 881-914 %V 76 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/S0008414X23000263/ %R 10.4153/S0008414X23000263 %F 10_4153_S0008414X23000263