Mapping high R&D city-regions worldwide: a patent heat map approach
Crossref DOI link: https://doi.org/10.1007/s11135-019-00874-w
Published Online: 2019-04-11
Published Print: 2020-02
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Stek, Pieter E. http://orcid.org/0000-0002-5152-9583
Text and Data Mining valid from 2019-04-11
Article History
First Online: 11 April 2019