https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?action=none&show=belegung&view=day&raum_id%5B0%5D=7289&start_date=2024-04-29&dz=1714124550&SESSIONCMS=guof3jlg32bsmt40ctve35u0l428.05.2024 00:54:02