Kumiko Kikuchi, Shoji Tominaga, Jon Y. Hardeberg, "Development of a System to Measure the Optical Properties of Facial Skin using a 3D Camera and Projector" in Proc. IS&T 29th Color and Imaging Conf., 2021, pp 219 - 233, https://doi.org/10.2352/J.ImagingSci.Technol.2021.65.5.050403