THE SPHERE DRAG RHEOMETER: A NEW INSTRUMENT FOR ANALYSING MUD AND DEBRIS FLOW MATERIALS. International Journal of Geomate, [S. l.], v. 11, n. 25, p. 2512–2519, 2021. Disponível em: https://geomatejournal.com/geomate/article/view/2751. Acesso em: 13 oct. 2026.