Kuzennyi, N.F. and Semko, N.N. (1996) “Structure of separative dedekind groups”, Ukrains’kyi Matematychnyi Zhurnal, 48(10), pp. 1342–1351. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/5220 (Accessed: 5 December 2025).