https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=19n619olcvh7sec47024meq3b4&action=none&dz=1715486586&raum_id%5B0%5D=9106&show=belegung&start_date=2024-05-28&view=day21.09.2024 20:20:08