Content Provider
DigiZeitschriften: The German digital journal archive (Göttingen University Library)
53
Directory of Open Access Journals: DOAJ Articles
19
Unknown
8
BORIS (Bern Open Repository and Information System, University of Bern)
4
Cologne University: KUPS
4
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
4
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
2
ETH Zürich Research Collection
2
Sapienza Università di Roma: CINECA IRIS
2
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
1
UNESDOC - UNESCO Digital Library
1
University of Wisconsin, Milwaukee: UWM Libraries Digital Collections
1