Петруня-Пилявська НА. BRIGHT PAGE OF COSSACK HEROIC SPIRIT (on occasion of publication of monograph I. P. Macarovsky «Hetman Peter Sagaydachny on the watch of Ukraine»). idea [Internet]. 2019 Jun. 20 [cited 2025 Dec. 11];(3(19):253-6. Available from: https://pvntsh.nung.edu.ua/index.php/idea/article/view/701