ANALISIS FLUKTUASI HARGA CABAI, SAYUR DAN BERAS DI PASAR TRADISIONAL : STUDI KASUS DI PASAR RAYA MMTC, DELI SERDANG . JURNAL MESIN INDUSTRI SAINS DAN MATEMATIKA HARAPAN, [S. l.], v. 5, n. 05, 2025. Disponível em: https://edumov.ourhope.biz.id/ojs/index.php/jm/article/view/39. Acesso em: 16 dec. 2025.