VAJNA, Z.; BENCZE, F. ZUR BERECHNUNG DER DRALLREGELUNG VON RADIALVENTILATOREN Periodica Polytechnica Mechanical Engineering, [S. l.], v. 5, n. 1, p. 13–23, 1961. Disponível em: https://pp.bme.hu/me/article/view/6357. Acesso em: 4 may. 2024.