https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=u876pakjn5fnta0ttb961pde22&action=none&dz=1715497645&raum_id%5B0%5D=7199&show=belegung&start_date=2024-05-14&view=day21.09.2024 13:20:20