* Burnham, Barry C. “Roman Mining at Dolaucothi: The Implications of the 1991-3 Excavations near the Carreg Pumsaint”, in "Britannia", 1997, Vol.
* Burnham, Barry C. «Roman Mining at Dolaucothi: The Implications of the 1991-3 Excavations near the Carreg Pumsaint», in "Britannia", 1997, Vol.