https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=0oddihe7t3et01cvjm9uagi531&action=none&dz=1715462683&raum_id%5B0%5D=8968&show=belegung&start_date=2024-05-10&view=day21.09.2024 20:19:47