Herisman, I. and Baihaqi, K. (2023) “Kajian Jari-Jari Kelengkungan Pada Lensa Cekung”, PRISMA, Prosiding Seminar Nasional Matematika, 6, pp. 757-761. Available at: https://journal.unnes.ac.id/sju/prisma/article/view/66687 (Accessed: 20October2024).