1. Jong-Seok Oh, Young-Min Han, Sang-Rock Lee and Seung-Bok, “A 4-DOF haptic master using ER fluid for minimally invasive surgery system application”, Smart Material and Structure, vol. 22, pp. 4.
2. Materials That Sense and Respond: An Introduction to Smart Materials;Lane;The AMPTIAC Quarterly,2003
3. A.G.olabi, A. Grunwald, “Design and application of Magnetorheological- Fluid (MRF)”, pp. 1–19.
4. “Position Control of a Hybrid Actuator With Air Muscles and Spherical MR-Brake”, ASME 2013 International Design Engineering Technical Conferences and Computers and Information;Senkal;Engineering Conference,2013
5. Doruk Senkal, Hakan Gurocak, “Haptic joystick with hybrid actuator using air muscles and spherical MR-brake”, Mechatronics Journal, 2011, Vol. 21,Iss. 6, pp 951-960.