Comparison of tanning with flour Caesalpinia Spinosa, with mineral tanning with skins chrome sulphate chervines. Industrial Data, [S. l.], v. 19, n. 1, p. 100–108, 2016. DOI: 10.15381/idata.v19i1.12542. Disponível em: https://revistasinvestigacion.unmsm.edu.pe/index.php/idata/article/view/12542.. Acesso em: 16 aug. 2024.