MATHEW, SHYJU; MURUGESAN, RAMASAMY. Econometric modelling for harvested area, production and productivity of natural rubber (Hevea brasiliensis). The Indian Journal of Agricultural Sciences, Delhi, India, v. 90, n. 4, p. 681–684, 2020. DOI: 10.56093/ijas.v90i4.102149. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/102149. Acesso em: 24 oct. 2025.