KURNIAWATY; YUSRIANTI; TRISNASARI, Damayanti; ASTUTI, Yayuk. Product Differentiation Strategy at Nhanas Donuts Pinrang in Facing Culinary Business Competition in the Millennial and Gen Z Era. Economics and Business Journal (ECBIS), [S. l.], v. 4, n. 4, p. 1087–1094, 2026. DOI: 10.47353/ecbis.v4i4.321. Disponível em: https://ecbis.net/index.php/go/article/view/321. Acesso em: 9 jul. 2026.