Content Provider
Universitat Politècnica de Catalunya, BarcelonaTech: UPCommons - Global access to UPC knowledge
3
Directory of Open Access Journals: DOAJ Articles
2
DataCite Metadata Store (German National Library of Science and Technology)
1
Frontiers (Publisher)
1
IIASA DARE (Data Repository of the International Institute of Applied Systems Analysis)
1
Instituto Politécnico do Porto: Repositório Científico (RECIPP)
1
MDPI Open Access Publishing
1
PubMed Central (PMC)
1
RWTH Aachen University: RWTH Publications
1
Repositório Aberto da Universidade do Porto
1
Universitat Politècnica de Catalunya (UPC): Theses and Dissertations Online (TDX)
1
Unknown
1