Liu, Chih-Hsiuan, Char, Ming-I, and Wang, Tao-Ming. “On Edge-Antimagic Graph Labeling and Associated Deficiency Numbers”. Utilitas Mathematica 111 (June 9, 2019). Accessed May 7, 2026. https://utilitasmathematica.com/index.php/Index/article/view/1421.