S. P. Smith
- The Analytical Determination of the Voltage-Steps in the Starter of a Single-Phase Series Motor. Dans: Selected Engineering Papers, v. 1, n. 11 (janvier 1923). (1923):
- The Use of Single-Phase Commutator Motors for Electric Traction on Long-Distance Railways. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 190, n. 1912-4 ( 1912). (1912):