MAULUDIN FARICHI, Fachrizal; MUKHLIS, Mukhlis. The Influence of Service Quality, Product Quality and Promotion on Sales Volume at Jenggong Café. Jurnal Inovasi Pendidikan Ekonomi, [S. l.], v. 15, n. 2, 2025. DOI: 10.24036/jipe.v15.i2.23. Disponível em: https://jipe.ppj.unp.ac.id/index.php/jipe/article/view/23. Acesso em: 7 jun. 2026.