https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=cb58r3vcm2u415m96g2cf5lvn7&action=none&dz=1714330558&raum_id%5B0%5D=9127&show=belegung&start_date=2024-04-28&view=day07.06.2024 12:28:28