https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=rbd8ctd309bofv8vatd2a8fnu6&action=none&dz=1714417610&raum_id%5B0%5D=8989&show=belegung&start_date=2024-04-29&view=day12.06.2024 23:39:58