1. Barker et al., 1995. Global warming and energy. Routledge Publ., New York.
2. Bentzen, J., 1992. Pris-og indkomstelasticiteter i boligsektorens elforbrug. Nationaløkonomisk Tidskrift, vol. 130, pp. 511–525
3. Blatt, J., 1983. Dynamic Economie Systems, a Post-Keynesian Approach. Sharpe, New York.
4. Blegaa, S., Hvelplund, F., Jensen, J., Josephsen, L., Linderoth, H., Meyer, N., Balling, N. and Sørensen, B., 1976. Skitse til alternativ energiplan for Danmark. 117 pp., OOA/OVE Publ., Copenhagen.
5. Blegaa, S., Josephsen, L., Meyer, N. and Sørensen, B., 1977. Alternative Danish Energy Planning. Energy Policy, vol. 5, pp. 87–94