CHEN, Gang; JIANG, Yunjian; CHEN, Zhongyong; MA, Bingshan; SU, Luan. The Robust Two-Echelon Inventory Routing Problem for Vaccine Supply System – A Heuristic Method. Promet - Traffic&Transportation, [S. l.], v. 38, n. 4, p. 957–976, 2026. DOI: 10.7307/ptt.v38i4.1285. Disponível em: https://traffic2.fpz.hr/index.php/PROMTT/article/view/1285. Acesso em: 29 apr. 2026.