Using position dependent damping forces around reaching targets for transporting heavy objects: A Fitts' law approach. - Arvid Q. L. Keemink; Richard I. K. Fierkens; Joan Lobo-Prat; Jack F. Schorsch; David A. Abbink; Jeroen B. J. Smeets; Arno H. A. Stienen (BioRob, 2016)