@article{Sibikina2023investigation, author={Sibikina, I.. and Daviduk, N.. and Savoskin, I..}, title={Investigation of the gain effect on the distortion degree and the efficiency of extracting a digital watermark on full-color images by the discrete transformations method}, journal={Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics}, publisher={Astrakhan State Technical University}, year={2023}, pages={33-40}, volume={2023}, issue={4}, }