https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?action=none&show=belegung&view=day&raum_id%5B0%5D=7489&start_date=2024-04-28&dz=1714098921&SESSIONCMS=heiopvoia1vs39tikp95kubld624.05.2024 12:16:35