1. Boligministeriet (1995), Betænkning om obligatorisk individuel måling af forbrugsposter, Betænkning 1286, København.
2. Directive 2004/22/EC (2004), “Directive 2004/22/EC of the European Parliament and of the Council on measuring instruments”, Official Journal of the European Union, 31 March 2004.
3. Directive 2006/32/EC (2006), “Directive 2006/32/EC of the European Parliament and of the Council on measuring instruments”, Official Journal of the European Union, 5 April 2006.
4. Energy efficiency in buildings through information – Swedish perspective
5. Jensen, L. (1999), Utvärdering av Hälsingborgshems system för komfortdebitering, Avdelningen för installationsteknik, Lunds Tekniska Högskola, Lund, Sweden.