King, Susan (17 de septiembre de 2007). «One more shot at the legend of Jesse James». Los Angeles Times. Consultado el 7 de diciembre de 2008. «By 1882, the James gang was a shadow of its former self on account of arrests, death and defections. The only people James felt he could trust were Charley Ford, who had been a veteran of James’ raids, and his brother Robert Ford, who was eager to prove himself.»
