Requirements for a Digital Product Passport to Boost the Circular Economy. - Christiane Plociennik; Monireh Pourjafarian; Shehab Saleh; Tabea Hagedorn; Alice do Carmo Precci Lopes; Malte Vogelgesang; Julian Baehr; Bernd Kellerer; Maike Jansen; Holger Berg; Martin Ruskowski; Liselotte Schebek; et al. (GI-Jahrestagung, 2022)