Fuzzy Logic Pricing Model for a New Product. KASU JOURNAL OF MATHEMATICAL SCIENCE (Maths Access), [S. l.], v. 2, n. 1, p. Page 9–20, 2025. Disponível em: https://mathsaccess.org.ng/index.php/kjms/article/view/33. Acesso em: 10 jun. 2026.