Kovač-Striko, Elizabeta, Estera Rakić, and Goranka Andabaka. “Application of Pareto’s Method in Analysing Postal Service Quality”. Promet - Traffic&Transportation 13, no. 5 (October 15, 2012): 315-321. Accessed March 19, 2024. http://traffic.fpz.hr/index.php/PROMTT/article/view/722.