https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=onpktosvo0cmagjol2fva7tcp1&action=none&dz=1714293205&raum_id%5B0%5D=7292&show=belegung&start_date=2024-05-01&view=day27.05.2024 23:00:46