RADHA KUMARI, R.; VIJAYA KUMAR, V.; RAMA NAIDU, K. Optimized DWT Based Digital Image Watermarking and Extraction Using RNN-LSTM. International Journal of Interactive Multimedia and Artificial Intelligence, [S. l.], v. 7, n. 2, p. 150–162, 2021. DOI: 10.9781/ijimai.2021.10.006. Disponível em: https://revistas.unir.net/index.php/ijimai/article/view/635. Acesso em: 3 aug. 2025.