Evolutionary multi-criterion optimization 12th international conference, EMO 2023, Leiden, The Netherlands, March 20–24, 2023, proceedings - Emmerich, Michael; Deutz, André; Wang, Hao; Kononova, Anna V.; Naujoks, Boris; Li, Ke; Miettinen, Kaisa; Yevseyeva, Iryna (Lecture notes in computer science, 2023)