Madaleno, M., Meireles, M., Dias, M. F. & Robaina, M. (2019). Turnover growth and eco-innovation: A European overview. In Ferreira, P. (Ed.), Proceedings of the 4th International Conference on Energy and Environment (ICEE 2019): Bringing together economics and engineering . (pp. 489-494). Guimarães: ICEE.