Galović, Borivoj, Željko Marušić, and Omer Pita. “Criteria Considerations for Establishment of Hems Operations”. Promet - Traffic&Transportation 19, no. 3 (May 25, 2007): 181–186. Accessed August 26, 2025. https://traffic2.fpz.hr/index.php/PROMTT/article/view/2223.