A New DCT Based Watermarking Method Using Luminance Component. Elektronika ir Elektrotechnika, [S. l.], v. 19, n. 4, p. 47–52, 2013. DOI: 10.5755/j01.eee.19.4.2015. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/2015.. Acesso em: 5 dec. 2025.