NEEDHAM, Joseph; RONAN, Colin A. The Shorter Science and Civilisation in China: Volume 4. [s.l.]: Cambridge University Press 362 s. Dostupné online. ISBN978-0-521-32995-8. (anglicky) Google-Books-ID: PehoSnJfstUC.
MOON, Francis C. The Machines of Leonardo Da Vinci and Franz Reuleaux: Kinematics of Machines from the Renaissance to the 20th Century. [s.l.]: Springer Science & Business Media 445 s. Dostupné online. ISBN978-1-4020-5599-7. (anglicky) Google-Books-ID: lw7lN8JibZsC.
SEHERR-THOSS, Hans-Christoph; SCHMELZ, Friedrich; AUCKTOR, Erich. Universal Joints and Driveshafts: Analysis, Design, Applications. [s.l.]: Springer Science & Business Media 367 s. Dostupné online. ISBN978-3-540-30170-7. (anglicky) Google-Books-ID: GPdmft_cpKQC.