Geiger, Jonathan D. ; Steiner, Petra ; Desouki, Abdelmoneim Amer ; Hüppe, Henrika Maria ; Lange, Frank ; Herres-Pawlis, Sonja ; Kuntz, Alessandra ; Sax, Ulrich ; Ortmeyer, Jochen (2025) Uniting the DIFferences with The DALIA Interchange Format (DIF) – a Minimal Metadata Specification for the DALIA OER Platform. [Conference Item]