Proceedings of the Jangjeon Mathematical Society. Memoirs of the Jangjeon Mathematical Society (Proc. Jangjeon Math. Soc.) (20240101), 27, no.~2, 321-333. ISSN: 1598-7264 (print).eISSN: 2508-7916.
Proceedings of the Jangjeon Mathematical Society. Memoirs of the Jangjeon Mathematical Society (Proc. Jangjeon Math. Soc.) (20240101), 27, no.~2, 205-217. ISSN: 1598-7264 (print).eISSN: 2508-7916.