Eneng Riska Nuraeni (2024) “Ideal Urutan pada Jumlah Langsung Leksikografik dari Grup Abel Terurut Total R dan Z”, Limits: Journal of Mathematics and Its Applications, 21(1), pp. 95–102. Available at: https://journal.its.ac.id/index.php/limits/article/view/5705 (Accessed: 25 January 2026).