SANCHEZ MALPICA, J. J. .; ZEVALLOS GALLARDO, Z. V. . Customer perception of service quality in times of covid-19. Revista Iberoamericana de educación, [S. l.], 2021. DOI: 10.31876/ie.vi.151. Disponível em: https://www.revista-iberoamericana.consultorioampuero.com/index.php/es/article/view/151. Acesso em: 22 may. 2026.