References
- Douglas, D. & T. Peucker, 1973. Algorithms for the reduction of the number of points required to represent a digitised line or its caricature. The Canadian Cartographer Vol. 10, pp. 112–122.
- Experimental Cartography Unit, 1971. Automated Cartography and Planning. Architectural Press.
- Lang, T. 1969. Rules for robot draughtsmen. Geographical Magazine, Vol. 42, pp. 50–51.
- McMaster, R. 1983. A mathematical evaluation of simplification algorithms. Auto Carto Six, pp. 267–276.