Ідзьо, В. “LIFE, POLITICAL, PUBLIC AND LITERARY ACTIVITY OF SIMON PETLIURA IN MOSCOW IN 1911-1915 (130 - TO THE ANNIVERSARY OF BIRTH IS DEDICATED)”. PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY Idea, no. 3(7), June 2019, pp. 163-75, https://pvntsh.nung.edu.ua/index.php/idea/article/view/752.