1. Versuche über Scheibenreibung;Pantell;Forsch. auf dem Gebiet des Ingenieurwesens A,1949
2. Disk friction loss in centrifugal and mixed flow pumps;Mikhail,2001
3. The friction on rotating discs and the effect on next radial flow and externally applied whirl;Bennet,1960
4. The effects of skin friction and roughness on the losses in centrifugal pump Volutes;Worster,1957