The Influence of Price and Product Variety on Purchase Decisions at Kopi Kenangan Dharmahusada Branch, Surabaya. International Journal of Scientific Research and Management (IJSRM), [S. l.], v. 12, n. 11, p. 7987–7998, 2024. DOI: 10.18535/ijsrm/v12i11.em16. Disponível em: https://ijsrm.net/index.php/ijsrm/article/view/5856. Acesso em: 22 feb. 2025.