Radačić, Željko, Mirko Tatalović, Ivan Mišetić, and Ivan Furlan. “Application of Total Productivity Model Within Croatia Airlines”. Promet - Traffic&Transportation 17, no. 5 (September 25, 2005): 253–260. Accessed October 26, 2025. https://traffic2.fpz.hr/index.php/PROMTT/article/view/2126.