Arruda de Oliveira, T. J., S. H. . Dorner, and R. E. Munhoz de Almeida. “The Dependence of Brazilian Agribusiness on Imported Fertilizers”. Informe GEPEC, vol. 27, no. 1, Mar. 2023, pp. 363-8, doi:10.48075/igepec.v27i1.30129.