https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=9i8sua5v4vccfv5j1g0eamdn54&action=none&dz=1714323919&raum_id%5B0%5D=7418&show=belegung&start_date=2024-05-01&view=day17.06.2024 15:38:52