1. Digital block adjustment;Amer;Photogrammetric Record,1962
2. Analytical triangulation using a stereo-plotter and réseau plate-holders;Boniface;Ibid.,1967
3. Keir , K. M. 1976 A digital mapping system designed for the commercial air survey market Presented papers of the XIIIth International Congress of Photogrammetry 18
4. Leatherdale , J. D. 1977 Production experience with the Hunting digital mapping system Proceedings of the 36th Photogrammetric Week 293 268
5. Leatherdale , J. D. 1978 The practical contribution of space imagery to topographical mapping Proceedings of ISP Commission IV Symposium, New Technology for Mapping , Ottawa 778 444