OSRA, Faisal A. Hydraulic gradient prediction for solid-water mixture flow through horizontal pipelines of different diameters and roughness and solids concentrations. Journal of Water and Land Development, [S. l.], v. 49, n. 49, p. 267–272, 2021. DOI: 10.24425/jwld.2021.137686. Disponível em: https://wydawnictwo.pan.pl/index.php/jwld/article/view/4582. Acesso em: 20 oct. 2026.