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Christensen, HJ (1999) Principskitse af centralvarmesystem. [Image]
Lundén, M and Sloth, L and Wenzel, J (2011) The Energy Academy Graphic Profile -- Energiakamiets grafiske profil. [Image]
Lundén, M and Sloth, L and Wenzel, J (2014) The Energy Institute Logo -- Energiinstituttets logo. [Image]