9Bhatia G, Vannier MW, Smith KE. Quantification of facial surface change using a structured light scanner [ J]. Plast Reconstr Surg, 1994, 94(6) : 768 - 774.
10Frank Chen, Gordon M, Brown, et al. Overview of three - dimensional shape measurement using optical methods [J]. Optical Engineering, 2000, 56 ( 1 ) : 31 - 39.
