Citation: Jh. Challis, PRODUCING PHYSIOLOGICALLY REALISTIC INDIVIDUAL MUSCLE FORCE ESTIMATIONS BY IMPOSING CONSTRAINTS WHEN USING OPTIMIZATION TECHNIQUES, Medical engineering & physics, 19(3), 1997, pp. 253-261
Citation: Jh. Challis, ACCURACY OF HUMAN LIMB MOMENT OF INERTIA ESTIMATIONS AND THEIR INFLUENCE ON RESULTANT JOINT MOMENTS, Journal of applied biomechanics, 12(4), 1996, pp. 517-530
Citation: Jh. Challis, AN EXAMINATION OF PROCEDURES FOR DETERMINING BODY SEGMENT ATTITUDE AND POSITION FROM NOISY BIOMECHANICAL DATA, Medical engineering & physics, 17(2), 1995, pp. 83-90
Citation: Jh. Challis, A MULTIPHASE CALIBRATION PROCEDURE FOR THE DIRECT LINEAR TRANSFORMATION, Journal of applied biomechanics, 11(3), 1995, pp. 351-358
Citation: Jh. Challis et Dg. Kerwin, DETERMINING INDIVIDUAL MUSCLE FORCES DURING MAXIMAL ACTIVITY - MODEL DEVELOPMENT, PARAMETER DETERMINATION, AND VALIDATION, Human movement science, 13(1), 1994, pp. 29-61