Source: https://www.researchgate.net/profile/Max_Langer/publication/38320579_Reconstruction_de_la_phase_dans_la_region_de_Fresnel_pour_la_tomographie_par_rayon_X/links/00b49517a8ae167182000000/Reconstruction-de-la-phase-dans-la-region-de-Fresnel-pour-la-tomographie-par-rayon-X.pdf