https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=uchh06e93opgusl504i8ojn666&action=none&dz=1715208946&raum_id%5B0%5D=10012&show=belegung&start_date=2024-05-27&view=day11.06.2024 18:01:57