1. [1] Adăscăliței F., Doroftei I. Practical Applications for Mobile Robots based on Mecanum Wheels - a Systematic Survey, Proceedings of International Conference On Innovations, Recent Trends And Challenges In Mechatronics, Mechanical Engineering And New High-Tech Products Development – MECAHITECH’11, vol. 3, 2011.
2. [2] Giurgiu T., Puică C., Pupăză C., Nicolescu F.A., Zapciu M. Mecanum wheel modeling for studying roller-ground contact issues, Buletinul științific al Universității „Politehnica” din București, Series D, Vol. 79, Iss. 2, 2017, pp. 147-158.
3. [3] Ilon B. Patent no. 3,876,255/08.04.1975 - WHEELS FOR A COURSE STABLE SELF PROPELLING VEHICLE MOVABLE IN ANY DESIRED DIRECTION ON THE GROUND OR SOME OTHER BASE.
4. [4] Barnett-Harris D. Patent no. US 6,340,065 B1/22.01.2002 - LOW VIBRATION OMNIDIRECTIONAL WHEEL.
5. [5] Potter S. D. Patent no. US 2010/0187779 A1/29.07.2010 - OMNI-DIRECTIONAL WHEEL.