(en) Constance Wynn Altshuler, « The Scandalous Divorce : Governor Safford Severs the Tie that Binds », The Journal of Arizona History, vol. 30, no 2, , p. 181-192 (JSTOR41695747).
(en) Jay J. Wagoner, Arizona Territory 1863-1912 : a Political History, Tucson, The University of Arizona Press, .