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  1. 1
    by He, Quan Feng
    Published 2013
  2. 2
    by He, Quan Feng
    Published 2016
  3. 3
    by He, Quan Feng
    Published 2013
  4. 4
    by He, Quan Feng
    Published 2004
  5. 5
    by He, Quan Feng
    Published 2014
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