Train order operation (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Train order operation" in English language version.

refsWebsite

Global rank English rank

6^th place

3^rd place

archive.org

Daniels, Rudolph (2000). Trains Across the Continent: North American Railroad History. Indiana University Press. pp. 223. ISBN 0-253-21411-4.
Solomon, Brian (2010). Railroad Signaling. Voyageur Press. pp. 30–31. ISBN 978-0-7603-3881-0.
Solomon, Brian (2003). Railroad Signaling. Minneapolis: Voyageur Press. p. 31.

Solomon, Brian (2015). Railway Depots, Stations & Terminals. Minneapolis: Voyageur Press. p. 62. ISBN 9781627887786.