BHATNAGAR, Gaurav; RAMAN, Balasubramanian. A New Image Fusion Technique Based on Directive Contrast. ELCVIA Electronic Letters on Computer Vision and Image Analysis, Cerdayola del Vallès, Spain, v. 8, n. 2, p. 18–38, 2009. DOI: 10.5565/rev/elcvia.287. Disponível em: https://elcvia.cvc.uab.cat/article/view/v8-n2-bhatnagar-raman. Acesso em: 5 jun. 2025.