Tregruk (recorded television program). Time Team. Tregruk settlement, Llangybi village, town of Pontypool, Monmouth shire, UK: Channel 4. 2013-03-11. season17, episode 8. Arxivat de l'original el 2021-10-30 – via YouTube.
Tregruk (recorded television program). Time Team. Tregruk settlement, Llangybi village, town of Pontypool, Monmouth shire, UK: Channel 4. 2013-03-11. season17, episode 8. Arxivat de l'original el 2021-10-30 – via YouTube.
Tregruk (recorded television program). Time Team. Tregruk settlement, Llangybi village, town of Pontypool, Monmouth shire, UK: Channel 4. 2013-03-11. season17, episode 8. Arxivat de l'original el 2021-10-30 – via YouTube.
Benito i Monclús, Pere«Pleitear contra el señor del castillo y bajo su jurisdicción resistencias de los campesinos catalanes frente a la servidumbre de las obras de "Castell termenat" (siglos XIV-XV)»(en castellà).Studia historica. Historia medieval, ISSN 0213-2060, Nº 30,,30,2012,p.214. ISSN: 0213-2060.
Tregruk (recorded television program). Time Team. Tregruk settlement, Llangybi village, town of Pontypool, Monmouth shire, UK: Channel 4. 2013-03-11. season17, episode 8. Arxivat de l'original el 2021-10-30 – via YouTube.