Balogiannis, G., D. Yova, and K. Politopoulos. “A Computer Vision Non-Contact 3D System to Improve Fingerprint Acquisition”. International Journal of Computer (IJC), vol. 20, no. 1, Feb. 2016, pp. 174-98, https://www.ijcjournal.org/index.php/InternationalJournalOfComputer/article/view/531.