Content Provider
Cambridge University Press
9
RePEc (Research Papers in Economics)
9
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
7
Unknown
7
Informa (via Crossref)
6
Oxford University Press
6
Springer Nature
5
DataCite Metadata Store (German National Library of Science and Technology)
4
Oxford University Press (via Crossref)
4
JSTOR
3
De Gruyter
2
Springer Nature (via Crossref)
2
University of California: eScholarship
2
University of Illinois at Urbana-Champaign: IDEALS (Illinois Digital Environment for Access to Learning and Scholarship)
2
Bath Spa University: ResearchSPAce
1
Bristol University Press and Policy Press
1
Digital.CSIC (Spanish National Research Council)
1
Duke University Press
1
Durham University: Durham Research Online
1
Emerald (via Crossref)
1
Erasmus University Rotterdam & Erasmus MC Research Portal
1
Frontiers (Publisher)
1
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
1
JSTOR (via Crossref)
1
James Cook University, Australia: ResearchOnline@JCU
1
PRISM - University of Calgary Digital Repository
1
University of Cambridge, Department of Earth Sciences: ESC Publications
1
University of East Anglia: UEA Digital Repository
1
University of Minnesota Press
1
Yale University Press
1
Zenodo
1