Content Provider
University of Washington, Seattle: Digital Collections
93
LeibnizOpen (The Leibniz Association)
21
Unknown
6
Australian National University: ANU Digital Collections
2
Lund University Publications (LUP)
2
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
1
Arctic and Antarctic Research (E-Journal)
1
DataCite Metadata Store (German National Library of Science and Technology)
1
Directory of Open Access Journals: DOAJ Articles
1
National Institute of Polar Research Repository, Japan
1
Polar Research
1
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
1
The University of Adelaide: Digital Library
1
The University of Maine: DigitalCommons@UMaine
1
University of Nebraska-Lincoln: DigitalCommons@UNL
1