https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=gqvtlirdd8tf9n527hobfdv8d4&action=none&dz=1715215441&raum_id%5B0%5D=10009&show=belegung&start_date=2024-05-10&view=day03.06.2024 00:25:30