Shen-Chuan Tai Yen-Yu Chen Shin-Feng Sheu Deblocking filter for low bit rate MPEG-4 video. 733-741 2005 15 IEEE Trans. Circuits Syst. Video Technol. 6 https://doi.org/10.1109/TCSVT.2005.848314 db/journals/tcsv/tcsv15.html#TaiCS05