Peterson, Thomas C. and Russell S. Vose (1997). "An overview of the Global Historical Climatology Network temperature data base". Bulletin of the American Meteorological Society 78 (12): 2837–2849.
The Global Historical Climate Network (GHCN) provides quality-controlled precipitation and temperature time series data. The goal of this web service is to make the GHCN precipitation data available through the CUAHSI Hydrologic Information system.