%0 Journal Article %A Laure Flapan %A Emanuele Macrì %A Kieran G. O’Grady %A Giulia Saccà %T The geometry of antisymplectic involutions, II %J Journal de l’École polytechnique — Mathématiques %D 2026 %P 809-851 %V 13 %I École polytechnique %U https://jep.centre-mersenne.org/articles/10.5802/jep.337/ %R 10.5802/jep.337 %G en %F JEP_2026__13__809_0