Pisyo, Stepan, and Victoria Marusiak. “THE PLASTIC LANGUAGE OF THE BOIKOVSCHYN TREES: ORIGINS, BOUNDARIES, TRADITIONS”. Sworld-Us Conference proceedings 1, no. usc34-00 (September 30, 2025): 225–228. Accessed April 3, 2026. https://proconference.org/index.php/usc/article/view/usc34-00-020.