%0 Journal Article %A CIPRIANI, ALESSIO %A WOOLF, JON %T WHEN ARE THERE ENOUGH PROJECTIVE PERVERSE SHEAVES? %J Glasgow mathematical journal %D 2022 %P 185-196 %V 64 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089521000021/ %R 10.1017/S0017089521000021 %F 10_1017_S0017089521000021