[1] Sustainable Energy Systems, MIT-Portugal, The Energy for Sustainability, Initiative (EFS), Department of Mechanical Engineering, University of Coimbra, Coimbra
[2] Chemical Process Engineering and Forest Products Research Centre (CIEPQPF)—Chemical Engineering Department, University of Coimbra, Coimbra
[3] Centre for Business and Economic Research (CeBER), University of Coimbra, Coimbra
[4] Faculty of Economics, University of Coimbra, Coimbra
[5] Department of the Faculty of Sciences and Technology, INESC-Coimbra and Energy for Sustainability Initiative, University of Coimbra, Coimbra
[6] School of Technology and Management, Polytechnic of Leiria, Leiria
[7] ADAI, Department of Mechanical Engineering, University of Coimbra, Coimbra