Source: https://www.researchgate.net/profile/Emmanuel_Tonye/publication/278018724_Pollution_Marine_par_les_Hydrocarbures_Methodes_de_Detection_dans_les_Images_Radar_a_Synthese_d'Ouverture/links/5578768e08ae75363755b3d5/Pollution-Marine-par-les-Hydrocarbures-Methodes-de-Detection-dans-les-Images-Radar-a-Synthese-dOuverture.pdf