Kalantaevska G. P. Kalantaevska G. P. The activity of Spiridon Cherkasenko as a publicist in the social life of Ukraine at the beginning of XX th century. PT [Internet]. 2020 May 16 [cited 2024 Apr. 25];2(4):20-9. Available from: https://tractatus.sumdu.edu.ua/index.php/journal/article/view/703