https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=qjiolt9fv08j99j2u9n0ulj5i7&action=none&dz=1714366415&raum_id%5B0%5D=9052&show=belegung&start_date=2024-04-30&view=day29.05.2024 07:30:29