BibTex format
@article{Ewertowska:2016:10.1016/j.jclepro.2015.11.100,
author = {Ewertowska, A and Galan-Martin, A and Guillen-Gosalbez, G and Gavalda, J and Jimenez, L},
doi = {10.1016/j.jclepro.2015.11.100},
journal = {JOURNAL OF CLEANER PRODUCTION},
pages = {13--22},
title = {Assessment of the environmental efficiency of the electricity mix of the top European economies via data envelopment analysis},
url = {http://dx.doi.org/10.1016/j.jclepro.2015.11.100},
volume = {116},
year = {2016}
}