Lyman, S. “Illuminated by Fire: The Hundred Years’ War in the Works of Professor M. N. Petrov of Kharkiv University (1826-1887)”. The Journal of V. N. Karazin Kharkiv National University. Series History, no. 60, Dec. 2021, pp. 49-71, doi:10.26565/2220-7929-2021-60-03.