Martinović, M., and P. Barišić. “THE IMPACT OF INDIVIDUAL HETEROGENEITY ON BUILDING CUSTOMER LOYALTY”. Ekonomski vjesnik/Econviews - Review of Contemporary Business, Entrepreneurship and Economic Issues, vol. 31, no. 1, June 2018, pp. 99-109, https://hrcak.srce.hr/ojs/index.php/ekonomski-vjesnik/article/view/5463.