Žiljak Stanimirović, Ivana, Darko Agić, and Jana Žiljak Vujić. “Hidden Infrared Image in a Uniform CMYK Separation Hue”. Journal of Graphic Engineering and Design 3, no. 2 (October 1, 2023): 8–11. Accessed October 11, 2024. http://sp.ftn.uns.ac.rs/index.php/jged/article/view/587.