https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=hie0kqqllpne7qpmjkassbk3s1&action=none&dz=1715503493&raum_id%5B0%5D=8959&show=belegung&start_date=2024-05-12&view=day21.09.2024 11:16:55