1. Principles of Energy Conversion;Culp,1979
2. The Efficient Use of Energy;Dryden,1975
3. W. P. Elliott and L. Machta, “Workshop on the global effects of carbon dioxide from fossil fuels”, CONF-770385 (1977).
4. Global perspectives and options for long-range energy strategies;Haefele;Energy,1979
5. Energy strategies;Haefele;Energy,1976