Etheridge, Christian. «Herbert L. Kessler and Richard G. Newhauser With the Assistance of Arthur J. Russell, Optics, Ethics, and Art in the Thirteenth and Fourteenth Centuries: Looking into Peter of Limoges’s Moral Treatise on the Eye, Studies and Texts 209; Text Image Context:». Revista Española de Filosofía Medieval 26, no. 2 (abril 1, 2020): 214–218. Accedido diciembre 5, 2025. https://journals.uco.es/refime/article/view/12668.