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A ReversibleWatermakering Algrithm for Vector Map Based on Angle Modulating
ZHANG Chi, LI An-Bei, LV Guo-Nian, LIN Bing-Xian
地球信息科学学报 . 2013, (2): 180 -186 .  DOI: 10.3724/SP.J.1047.2013.00180