“FACTORS AFFECTING THE ROAD FREIGHT TRANSPORT COST IN THE MIDDLE-INCOME COUNTRY IN ASEAN”. Lex localis - Journal of Local Self-Government 23, no. S5 (August 12, 2025): 1188–1208. Accessed September 28, 2025. https://lex-localis.org/index.php/LexLocalis/article/view/801364.