List of Articles Machine Learning Open Access Article Abstract Page Full-Text 1 - Future trends and challenges in sales and operations planning (S&OP): A systematic literature review hassan babaei Hassan Mehrmanesh Hossein Moeinzad 10.82134/sjsm.2025.1183431 Open Access Article Abstract Page Full-Text 2 - Application of Clustering and Classification Algorithms in Analyzing Customer Behavior in Data-Driven Marketing: A Case Study of Amazon Customers Abas Asadi Firouzeh Razavi Reyhane Farshbaf Sabahi 10.82134/sjsm.2026.1202425