"Famous Duels and Duellists". Destreza Translation & Research Project. Ghost Sparrow Publications. 2005. Archived from the original on 8 October 2007. Retrieved 5 October 2017.
Quoted and translated in "Túmulo Colón". Archived from the original on 5 August 2007. Retrieved 5 August 2007..
web.archive.org
"Famous Duels and Duellists". Destreza Translation & Research Project. Ghost Sparrow Publications. 2005. Archived from the original on 8 October 2007. Retrieved 5 October 2017.