Matthew Bowman's academic article on the Cain/Bigfoot connection.
Matthew Bowman, "A Mormon Bigfoot: David Patten's Cain and the Conception of Evil in LDS Folklore," Journal of Mormon History 33, no. 3 (2007): 62-82
Cain, the first murderer, is a powerful theological symbol of sin in the Western religious tradition. For Mormons, however, he is weighed with a host of roles beyond this. He has been, and sometimes still is, seen as a conscious ally of Satan and father of a cursed race.