Young, T. and Hart, R. (2021) “The refining process, part 2: new data from Ynysfach Ironworks, Merthyr Tydfil”, Historical Metallurgy, 51(1), pp. 34–50. Available at: https://www.hmsjournal.org/index.php/home/article/view/48 (Accessed: 24 October 2025).