Siti Lutfiah, Suci Amalia, and Ade Rahmad Kurniawan. “Strategi Penetapan Harga Stik Singkong Berbasis Pendekatan Matematika Di Desa Labuan Ratu Induk”. Jurnal Piil Pesenggiri 1, no. 1 (June 3, 2026): 63–72. Accessed September 28, 2026. https://ejournal.itsnulampung.ac.id/index.php/pesenggiri/article/view/116.