8.
BARTELMUS W., Transformation of Gear Inter Teeth Forces into Acceleration and Velocity, Proceedings of the 7th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery, 22–26 February, Honolulu, Hawaii, USA, and in International Journal of Rotating Machinery, 1998, 1999, Vol. 5, No. 3, pp. 203–218.