Alberti, Helmut Georg BuchardHelmut Georg BuchardAlbertiGroos-Uffenorde, HelgaHelgaGroos-UffenordeStreel, M.M.StreelUffenorde, HenningHenningUffenordeWalliser, Otto HeinrichOtto HeinrichWalliser2023-08-312023-08-311974https://resolver.sub.uni-goettingen.de/purl?gro-2/131591enGRO LicenseThe stratigraphical significance of the Protognathodus fauna from Stockum {Devonian/Carboniferous boundary, Rhenish Schiefergebirgejournal_article10.1127/nos/3/1974/263