Ahmad Khairul Umam, Pukky Tetralian Bantining Ngastiti, Krisna Adilia Daniswara, Zaqiyatus Shahadah, and Amanda Fatma Muamalah. “EKSISTENSI DAN KETUNGGALAN TITIK TETAP HARDY DI RUANG B-METRIK LENGKAP”. MathVision : Jurnal Matematika 7, no. 1 (March 3, 2025): 22–28. Accessed April 2, 2025. http://journal.unirow.ac.id/index.php/mv/article/view/1496.