Quayle, R.G., and Diaz, H.F. (1980). Heating Degree Day Data Applied to Residential Heating Energy Consumption. J. of Applied Meteor., 19:241-246. HDD 1.1.
Quinn, W.H. (1971). Late Quaternary Meteorological and Oceanographic Developments in the Equatorial Pacific. Nature, 229:330-331. 0980 CL C TROPICS.