1. Photovoltaic Advanced Research and Development Project, Solar Radiation Research;Hulstrom,1988
2. Photovoltaic Advanced Research and Development Project Solar Radiation Research Task;Riordan,1989
3. Photovoltaic Advanced Research and Development Project: Solar Radiation Research Annual Report, 1 October 1988-30 September 1989;Riordan,1990
4. A multi-channel radiometer for measurement of the optical properties of the atmosphere;Cannon,1989
5. Specialized instrumentation and techniques for measurement of terrestrial solar radiation;Cannon,1989