Milchev, V. I. “The Zaporozhian Substrate in the Space of ’Non-Zaporozhian’ Alexander Fortress (1770s/80s)”. The Journal of V. N. Karazin Kharkiv National University. Series: History, no. 57, Oct. 2020, pp. 155-74, doi:10.26565/2220-7929-2020-57-09.