1. Practical Geostatistics (in German);Akin,1988
2. Simulated rice yields as affected by interannual climate variability and possible climate change in Java;Amien;Climate Res.,1999
3. Anh, N. T., Shin, J. C. and Lee, B. W. 2004. Analysis of rice grain yield and soil chemical properties. In. Fischer T. et al. New Directions for a Diverse Planet: Proceedings for the 4th International Crop Science Congress, Brisbane, Australia. Available online at http://www.cropscience.org.au/icsc2004 (accessed March 28, 2006).
4. Interactive Spatial Data Analysis;Bailey,1995
5. Management of Soil Physical Properties of Lowland Puddled Rice Soil for Sustainable Food Production;Bhagat,2003