RIEGER, F. Power Characteristics of a Screw Agitator in a Tube. Acta Polytechnica, Prague, Czech Republic, v. 41, n. 6, 2001. DOI: 10.14311/274. Disponível em: https://ojs.cvut.cz/ojs/index.php/ap/article/view/274. Acesso em: 3 apr. 2025.