SALIH, S. F.; ABDULLA, A. A. An Improved Content Based Image Retrieval Technique by Exploiting Bi-layer Concept. UHD Journal of Science and Technology, [S. l.], v. 5, n. 1, p. 1–12, 2021. DOI: 10.21928/uhdjst.v5n1y2021.pp1-12. Disponível em: https://journals.uhd.edu.iq/index.php/uhdjst/article/view/780. Acesso em: 1 may. 2024.