EUSEBIO BENITES, Yhuseinn Esthefano; SOSA MALQUI, Angie Massiel; LAZARO-ACERO, Heli Modesto; SUXE RAMÍREZ, María Alicia. Impact of relationship marketing on customer loyalty in the Peruvian sports fitness sector. LACCEI, [S. l.], v. 1, n. 14, 2026. DOI: 10.18687/LACCEI2026.1.1.1640. Disponível em: https://proceedings.laccei.org/index.php/laccei/article/view/7488. Acesso em: 2 oct. 2026.