https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=k16doqc93vbev55ehir5l89bc5&action=none&dz=1715447045&raum_id%5B0%5D=7199&show=belegung&start_date=2024-05-12&view=day21.09.2024 17:47:51