APA (7th ed.) Citation

Kratochvíl, C., Krejsa, J., & Grepl, R. Contribution to solution of drive system with tooth wheels.

Chicago Style (17th ed.) Citation

Kratochvíl, Ctirad, Jiří Krejsa, and Robert Grepl. Contribution to Solution of Drive System with Tooth Wheels.

MLA (9th ed.) Citation

Kratochvíl, Ctirad, et al. Contribution to Solution of Drive System with Tooth Wheels.