World trend in energy: an extension to DEA applied to energy and environment
Crossref DOI link: https://doi.org/10.1186/s40008-017-0073-z
Published Online: 2017-05-04
Published Print: 2017-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Sueyoshi, Toshiyuki
Goto, Mika
License valid from 2017-05-04