1. Urban material flow analysis: an approach for Bogotá, Colombia;Alfonso Piña;Ecol. Indicat.,2014
2. BP Statistical Review of World Energy;BP,2016
3. BP Energy Outlook. BP p.l.C.;BP,2018
4. Practical Handbook of Material Flow Analysis;Brunner,2004
5. Data Envelopment Analysis: Theory, Methodology, and Applications;Charnes,2013