SUMRITSAKUN, chaiyot. The Analysis of Logistic Costs of Para Rubber Plantation in Chumphon Province. University of the Thai Chamber of Commerce Journal Humanities and Social Sciences, [S. l.], v. 40, n. 3, p. 81–94, 2020. Disponível em: https://so06.tci-thaijo.org/index.php/utccjournalhs/article/view/241120. Acesso em: 10 oct. 2026.