DEA on Renata Oliveira/tag/dea/Recent content in DEA on Renata OliveiraSource Themes academia (https://sourcethemes.com/academic/)en-usWed, 01 Jan 2020 00:00:00 +0000An analysis of the effects on rail operational efficiency due to a merger between Brazilian rail companies: The case of rumo-all/publication/da-silva-2020/Wed, 01 Jan 2020 00:00:00 +0000/publication/da-silva-2020/