Rode, Anna Le Gerstrøm, Anne-Sofie Hansen, Per Svejvig, and Michael Ehlers. Project Half Double: Results of Phase 1 and Phase 2 - June 2019. Rapporter. Aarhus, DK: Aarhus Universitet, 2019. Accessed November 16, 2025. https://openbooks.kb.dk/au/catalog/book/326.