Aržek B, Pupavac D. Designing of Competitive Logistics Network for Liquefied Petroleum Gas in Conditions of Imperfect Competition. PROMTT [Internet]. 2007 Jul. 25 [cited 2025 Aug. 27];19(4):241-6. Available from: https://traffic2.fpz.hr/index.php/PROMTT/article/view/2231