JOURNAL OF BIONIC ENGINEERING, Volume 6, Issue 2,2009, Pages 143-152, doi:10.1016/S1672-6529(08)60111-0
JOURNAL OF BIONIC ENGINEERING, Volume 6, Issue 2,2009, Pages 108-119, doi:10.1016/S1672-6529(08)60108-0
JOURNAL OF BIONIC ENGINEERING, Volume 6, Issue 2,2009, Pages 161-173, doi:10.1016/S1672-6529(08)60113-4
JOURNAL OF BIONIC ENGINEERING, Volume 6, Issue 2,2009, Pages 180-185, doi:10.1016/S1672-6529(08)60115-8
JOURNAL OF BIONIC ENGINEERING, Volume 6, Issue 2,2009, Pages 120-134, doi:10.1016/S1672-6529(08)60109-2