https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=86frbji8moc1o1ed3nn1sodmo4&action=none&dz=1714398528&raum_id%5B0%5D=7026&show=belegung&start_date=2024-04-29&view=day01.06.2024 05:22:01