The Virtual Revival of the City of Saarlouis via a Multimodal Augmented/Mixed Reality Touristic HoloLens App. - Matthieu Deru; Margarita Chikobava; Peter Poller; Christian Hauck; Albert Klimenko; Thomas Achim Schmeyer; Gian-Luca Kiefer; Jörg Baus; Boris Brandherm; Alassane Ndiaye; Benedikt Loew; Horst Rupp; et al. (HCI (25), 2023)