Prilsafira, Tania, Yesi Novaria Kunang, and Muhammad Hatta Putra. “SECONDHAND E-COMMERCE APPLICATION BACKEND REST API USING SPRING BOOT FRAMEWORK”. POSITIF : Jurnal Sistem dan Teknologi Informasi 8, no. 2 (February 15, 2023): 98–106. Accessed April 19, 2024. https://ejurnal.poliban.ac.id/index.php/Positif/article/view/1475.