https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=vrlrd409cc1m6usqkhpnsm1ch2&action=none&dz=1715531901&raum_id%5B0%5D=7199&show=belegung&start_date=2024-05-14&view=day17.06.2024 14:22:45