D. J. Walton
- Computer‐Aided Design for Horizontal Alignment. Dans: Journal of Transportation Engineering, v. 115, n. 4 (décembre 1989). (1989):
- Contour Map Editing on a Microcomputer. Dans: Computer-Aided Civil and Infrastructure Engineering, v. 2, n. 4 (novembre 2008). (2008):
- Spiral Spline Curves for Highway Design. Dans: Computer-Aided Civil and Infrastructure Engineering, v. 4, n. 2 (novembre 2008). (2008):