1. 1) ASTM Standard Extraterrestrial Spectrum Reference E-490-00 (2000).
2. 2) Wehrli Standard Extraterrestrial Solar Irradiance Spectrum (1985).
3. 3) P. E. Glaser: Intersociety Energy Conversion Engineering Conference 13 (1968).
4. 4) R. J. De Young, G. H. Walker, M. D. Williams, G. L. Schuster, and E. J. Conway: Preliminary Design and Cost of a 1-Megawatt Solar-Pumped Iodide Laser Space-to- Space Transmission Station (National Aeronautics and Space Administration Scientific and Technical Information Offi ce, 1987) p. 13.
5. 5) Laying the Foundation for Space Solar Power An Assessment of NASA’s Space Solar Power Investment Strategy (National Research Council National Academy press, Washington D. C., 2001).