https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=rc8bn71ddsp3lb0i0pce94v8k5&action=none&dz=1714602577&raum_id%5B0%5D=7199&show=belegung&start_date=2024-05-02&view=day04.06.2024 16:32:59