F. N. Veselov, “‘...And they were all suffocated’: Russian Archbishop Peter and Mongol ‘chemical weapons’ of the 13th century”, Shagi, vol. 12, no. 3, pp. 135–152, Mar. 2026, Accessed: Nov. 08, 2026. [Online]. Available: https://shagi.owebs.ru/article/view/34791