BibTex format
@article{Radicic:2019:10.3390/su11092479,
author = {Radicic, D and Pinto, J},
doi = {10.3390/su11092479},
journal = {Sustainability},
title = {Collaboration with external organizations and technological innovations: Evidence from Spanish manufacturing firms},
url = {http://dx.doi.org/10.3390/su11092479},
volume = {11},
year = {2019}
}