Gwyn ab Aelan

Please see Darrell Wolcott: What Really Happened in Deheubarth in 1022?; http://www.ancientwalesstudies.org/id216.html. (Steven Ferry, May 28, 2020.)

Please see Darrell Wolcott: Selyf, "Brennin" Dyfed; http://www.ancientwalesstudies.org/id261.html. (Steven Ferry, March 18, 2021.)

Please see Darrell Wolcott: Gwynfardd Dyfed and His Family; http://www.ancientwalesstudies.org/id263.html. (Steven Ferry, March 22, 2021.)

Please see Darrell Wolcott: Pedigree of Madog ap Idnerth; http://www.ancientwalesstudies.org/id267.html; [#10]. (Steven Ferry, May 16, 2021.)

Please see Darrell Wolcott: Bartrum's "Pedigrees of the Welsh Tribal Patriarchs" #33 - Selyf of Dyfed; http://www.ancientwalesstudies.org/id272.html. (Steven Ferry, June 25, 2021.)