HARINI, H.; PURWANINGSIH, Y.; WIDIYANTI, E.; CAHYADIN, M. Trading system of food commodity. Economic Journal of Emerging Markets, [S. l.], v. 9, n. 2, p. 172–180, 2017. DOI: 10.20885/ejem.vol9.iss2.art6. Disponível em: https://journal.uii.ac.id/JEP/article/view/7127. Acesso em: 21 nov. 2024.