NEUMANN, Erik. Proofs of Existence for Data in Cross-Company Blockchain Networks. Open Conference Proceedings, [S. l.], v. 2, p. 167–171, 2022. DOI: 10.52825/ocp.v2i.174. Disponível em: https://www.tib-op.org/ojs/index.php/ocp/article/view/174. Acesso em: 24 nov. 2024.