1. Adams, Romanzo Colfax: Taxation in Nevada: a history, Carson City, State Printing Office, 1918.
2. Adams, Romanzo Colfax “Public Range Lands: A New Policy Needed”, American Journal of Sociology, 3, 1916, pp. 324-351.
3. Arrizabalaga, Marie Pierre: A Statistical Study of Basque Immigration into California, Nevada, Idaho and Wyoming Between 1900 and 1910, tesis de master, University of Nevada, Reno, 1986.
4. Douglas, William A. y Bilbao, Jon: Amerikanuak: Basques in the New World, Reno, University
5. of Nevada Press, 1975.