ELHASSAN, D. A. M. Chromium combination tannage of rural and minimal tanned crusts. JOURNAL OF ADVANCES IN BIOLOGY, [S. l.], v. 9, n. 2, p. 1816–1824, 2016. DOI: 10.24297/jab.v9i2.4015. Disponível em: https://rajpub.com/index.php/jab/article/view/4015. Acesso em: 4 dec. 2024.