Freitas, A.J. de ., Souza, N.L.V. dos S., Ferreira e Silva, K., Santos, V.W.R. dos, Valente, I.L., Dias, M.V. , Marconcini, J.M. and Mori, F.A. 2022. Production and characterization of thin films based on soy protein isolate with kraft lignin and tannins obtained by casting. Brazilian Journal of Science. 1, 2 (Feb. 2022), 28–45. DOI:https://doi.org/10.14295/bjs.v1i2.74.