David C. Banks Bernd Hamann Po-Yu Tsai Robert J. Moorhead Jonathan Barlow Data Reduction and Interpolation for Visualizing 3D Soil-Quality Data. 421-424 1996 IEEE Visualization db/conf/visualization/visualization1996.html#BanksHTMB96 http://doi.ieeecomputersociety.org/10.1109/VISUAL.1996.568147