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"From a period in which geographic information systems, and later geocomputation and geographical information science, have been agenda setters, there seems to be interest in trying things out, in expressing ideas in code, and in encouraging others to apply the coded functions in teaching and applied research settings."

— Roger Bivand, Norwegian School of Economics and Business Administration

Bivand, R., 2006. Implementing Spatial Data Analysis Software Tools in R. Geographical Analysis 38: 23-40