RIEGER, F. Power Characteristics of a Screw Agitator in a Tube. Acta Polytechnica, [S. l.], v. 41, n. 6, 2001. DOI: 10.14311/274. Disponível em: https://ojst.is.cvut.cz/ojs/index.php/ap/article/view/274.. Acesso em: 13 may. 2025.