[...]
DCPlus is based on a load flow theory developed by Forschungszentrum Jülich. [insert paper]
The contributing parties to the development of DCPlus are Forschungszentrum Jülich, Fraunhofer IEE, TenneT TSO GmbH, TenneT TSO BV, 50Hertz and Elia.
DCPlus is part of the GNN4GC research project funded by the German Federal Ministry for Economic Affairs and Climate Action. More infos on GNN4GC can be found here: https://www.iee.fraunhofer.de/en/research_projects/search/2023/gnn4gc.html.