https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=iu5g5a0ov6lu4aa1q74ln9p6e1&action=none&dz=1714562862&raum_id%5B0%5D=9016&show=belegung&start_date=2024-05-01&view=day04.06.2024 13:51:43