Fauzi, Andri Azmul, Dara Puspita Anggraeni, and Lalu Muhammad Ridwan. “Quadratic Spline and Heligman-Pollard Methods in The Preparation of Life Tables in Gegelang Village West Lombok”. KUBIK: Jurnal Publikasi Ilmiah Matematika 8, no. 1 (August 22, 2023): 12–23. Accessed December 18, 2025. http://103.55.33.27/index.php/kubik/article/view/24809.