Picht, Peter Georg MPI for Innovation and Competition, Max Planck Society;
https://ssrn.com/abstract=3894221 (Preprint)
Picht, P. G., & Leitz, A.-K. (2021). Vertikal-Dual-Digital: Der Entwurf der neuen Vertikal-GVO und -Leitlinien (Vertical Dual Digital: The Draft of the New Vertical GMO and Guidelines). Max Planck Institute for Innovation & Competition Discussion Paper, No. 19.