BIVAINIS, Juozas. Analysis of methodological potential for customers‘ loyalty evaluation. Business: Theory and Practice, [S. l.], v. 11, n. 1, p. 49–60, 2010. DOI: 10.3846/btp.2010.06. Disponível em: https://journals.vilniustech.lt/index.php/BTP/article/view/8944. Acesso em: 10 may. 2025.