1. HBOOK - Statistical Analysis and Histogramming, CERN Program Library Entry Y250.
2. PAW, Physics Analysis Workstation, The Complete Reference, CERN Program Library Entry Q121.
3. Application Visualization System (AVS), Advanced Visual Systems Inc.
4. Multiquadric radial basis functions for representing multidimensional high energy physics data - A new smoothing algorithm;Allison,1992