https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=ul66bs3qlcmtjq2hbogeah8ci1&action=none&dz=1714816488&raum_id%5B0%5D=7489&show=belegung&start_date=2024-05-04&view=day21.09.2024 21:08:47