An intrinsically safe mechanism for physically coupling humans with robots. - Gerald O'Neill; Harshil Patel; Panagiotis K. Artemiadis (ICORR, 2013)

On the Effect of Muscular Cocontraction on the 3-D Human Arm Impedance. - Harshil Patel; Gerald O'Neill; Panagiotis K. Artemiadis (IEEE Trans. Biomed. Eng., 2014)