SEPTYARI, F. M. Grey Forecasting of the Exports of Indonesian Palm Oil to India. International Journal of Grey Systems, [S. l.], v. 1, n. 2, p. 60–68, 2021. DOI: 10.52812/ijgs.23. Disponível em: https://publish.thescienceinsight.com/index.php/ijgs/article/view/23. Acesso em: 30 jun. 2025.