Sri Rahayu, Dony Permana, Yenni Kurniawati, Dina Fitria. Analysis of Sumatera Island’s Population Based on Age Groups Using Profile Analysis. ujsds [Internet]. 2024 Aug. 24 [cited 2025 Jan. 17];2(3):287-94. Available from: https://ujsds.ppj.unp.ac.id/index.php/ujsds/article/view/185