Antonyuk V, Kalashnyk M, Stakhevych O, Rudenko O, Lihus V. Ukrainian vocal paradigm of Boleslav Yavorsky. AmazInv [Internet]. 2023 Nov. 30 [cited 2024 Jul. 3];12(71):54-60. Available from: https://amazoniainvestiga.info/index.php/amazonia/article/view/2582