Caldas, Hélio Esteves, and Ferdinando Pereira Rego. “A New Process for the Analysis of Sugar Cane”. Pesquisa Agropecuaria Brasileira, vol. 2, no. 1, Apr. 2014, pp. 65-70, https://doi.org/10.1590/S1678-3921.pab1967.v2.17887.