ARIF, Muhammad; NOSA, Muhammad Ridho. Feasibility Study Usaha Gerai Umah Oleh-Oleh Bagansiapiapi Binaan PT PHR dan Polbeng: Peluang, Tantangan, dan Strategi Pengembangan. Jurnal EMT KITA, [S. l.], v. 10, n. 2, p. 588–593, 2026. DOI: 10.35870/emt.v10i2.5686. Disponível em: https://journal.lembagakita.org/emt/article/view/5686. Acesso em: 30 dec. 2025.