COMPARSION OF SEVERAL METHODS FOR DETERMINATION OF GYPSUM CONTENT IN SOILS. Journal of Engineering, [S. l.], v. 10, n. 3, p. 373–389, 2024. DOI: 10.31026/j.eng.2004.03.07. Disponível em: https://joe.uobaghdad.edu.iq/index.php/main/article/view/3375.. Acesso em: 19 may. 2024.