1. Dodd, A. V., and McPhilimy, H. S., Yuma Summer Microclimate, Quartermaster Research and Engineering Center, Natick, Massachusetts, Technical Report EP-120 (1959).
2. Quoted in Chang, Jen Hu, Ground Temperature (Blue Hill Meteorological Observatory, Harvard University, 1958).
3. See, for example, Duvdevani, S., in Desert Research (Research Council of Israel Special Publication No. 2, Jerusalem, 1953).
4. Lohrmann, R., and Orgel, L. E., Science, 171, 490 (1971).