?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Ma%2C+Thi+Chau&rft.aulast=Ma&rft.aufirst=Thi+Chau&rft.date=17+August+2012&rft.title=Shift+Error+Analysis+in+Image+Based+3D+Skull+Feature+Reconstruction&rft.genre=proceeding