Wengierow, Michal, Leszek Salbut, and Maciej Wielgus. “Multispectral Phase Shifting Interferometry Algorithm”. Photonics Letters of Poland 4, no. 2 (June 27, 2012): pp. 60–62. Accessed May 6, 2024. https://www.photonics.pl/PLP/index.php/letters/article/view/4-22.