Improvement of Gypsum Soil Properties by using Novolac polymer. University of Thi-Qar Journal for Engineering Sciences, [S. l.], v. 11, n. 1, p. 49–55, 2020. DOI: 10.31663/tqujes.11.1.377(2020). Disponível em: https://jeng.utq.edu.iq/index.php/main/article/view/266.. Acesso em: 4 may. 2024.