[1] Aalborg Univ, Dept Dev & Planning, Skibbrogade 5, Aalborg, Denmark
[2] Univ Zagreb, Dept Energy Power Engn & Environm, Luciceva 5, Zagreb, Croatia
[3] Aalborg Univ, Dept Dev & Planning, Skibbrogade 5, Aalborg, Denmark
[4] Aalborg Univ, Dept Dev & Planning, AC Meyers Vaenge 25, Copenhagen, Denmark