Скус, Ольга. “Through the Prism of Terror. The Bykivnia Martyrology: Lawyer Arnold Hermanovych Kryster”. Antiquities of Lukomorie, no. 2 (April 30, 2022): 75-82. Accessed April 2, 2025. http://lukomor.mosk.mksat.net/index.php/lukomor/article/view/148.