Adkin, Neil. “A Crux in the Proem of Henry of Avranches’ Bordo-Siler (R 129–144,17–18)”. Acta Classica Universitatis Scientiarum Debreceniensis 58 (September 1, 2022): 155–159. Accessed May 6, 2024. https://ojs.lib.unideb.hu/classica/article/view/11407.