https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=482jmns9ifc42o5i5pie4rrj54&action=none&dz=1715455882&raum_id%5B0%5D=7289&show=belegung&start_date=2024-05-13&view=day21.09.2024 13:14:20