Effects of Xanthan Gum Biopolymers on Gypseous Soils Characteristics. Tikrit Journal of Engineering Sciences, [S. l.], v. 27, n. 2, p. 22–28, 2020. DOI: 10.25130/tjes.27.2.03. Disponível em: https://www.tj-es.com/ojs/index.php/tjes/article/view/147.. Acesso em: 9 sep. 2026.