R. Bridgman
- The Effect of Conical Wheels and Gauge-Widening on the Motion of Railway Vehicles Around Curves. In: Journal of the Institution of Civil Engineers, v. 25, n. 1 (November 1945). (1945):
- Modern Permanent-Way Design. In: Journal of the Institution of Civil Engineers, v. 2, n. 4 (February 1936). (1936):