S. M. Loureiro,  "Attachment in retailing sector: Retailer own-brands or manufacturer brands?", in 9th Annu. Conf. of the EuroMed Academy of Business: Innovation, Entrepreneurship and Digital Ecosystems, Vrontis, D., Weber, Y., and Tsoukatos, E., Ed., Warsaw, EuroMed Press, 2016, pp. 540-557