https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=d403em6t5idlhg3dke7bc24903&action=none&dz=1714345893&raum_id%5B0%5D=8518&show=belegung&start_date=2024-04-29&view=day31.05.2024 17:10:57