https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=gu0bph1s1vv21hi6pcbaf13of2&action=none&dz=1715417076&raum_id%5B0%5D=7343&show=belegung&start_date=2024-05-13&view=day15.06.2024 19:45:30