Content Provider
Umeå University: Publications (DiVA)
4
Directory of Open Access Journals: DOAJ Articles
3
Magnolia press
2
Aberdeen University Research Archive (AURA)
1
Czasopisma UKSW (Uniwersytet Kardynała Stefana Wyszyńskiego w Warszawie)
1
Delft University of Technology: Institutional Repository
1
Hrčak - Portal of scientific journals of Croatia
1
Open archive Norwegian University of Life Sciences: Brage NMBU
1
Unknown
1
VTT's Research Information Portal
1