1. Danish renewable energy and a green certificate market;Morthorst,1999
2. Green electricity certificates — a supplement to the flexible mechanisms of the Kyoto protocol;Nielsen,1999
3. Economic models for financing renewable electricity deployment;Skytte,2000
4. Elreformen (translated: The Danish electricity reform),1999
5. Udredning om VE-bevismarkedet (translated: Report on the Green Certificate Market),1999