HARAHAP, Rifqah; SITUMORANG, Anita. The Influence of Price Promotion and Discounts on Sales: Study at A Medical Device Company in Medan City. Jurnal Ekonomi, Bisnis & Entrepreneurship, [S. l.], v. 17, n. 1, p. 26–34, 2023. DOI: 10.55208/f747cd87. Disponível em: https://jebe.stiepas.org/index.php/jebe/article/view/212. Acesso em: 7 oct. 2026.