Lou, D., & Sung, C. (2002). Robust watermaking technique for digital images utilizing the invariant of vector quantization indices. Imaging Science Journal, 50(4), 291. https://doi.org/10.1080/13682199.2002.11784407
Chicago Style (17th ed.) CitationLou, D.-C, and C.-H Sung. "Robust Watermaking Technique for Digital Images Utilizing the Invariant of Vector Quantization Indices." Imaging Science Journal 50, no. 4 (2002): 291. https://doi.org/10.1080/13682199.2002.11784407.
MLA (9th ed.) CitationLou, D.-C, and C.-H Sung. "Robust Watermaking Technique for Digital Images Utilizing the Invariant of Vector Quantization Indices." Imaging Science Journal, vol. 50, no. 4, 2002, p. 291, https://doi.org/10.1080/13682199.2002.11784407.
Warning: These citations may not always be 100% accurate.