Peide Liu                                                            
                                                
                        Abstract  889 |
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                                636
                                                                                                                                        | DOI 
                            
                                https://doi.org/10.3846/20294913.2016.1185047
                            
                                                                            
                                
                                Page 327-335
                            
                        
                                           
                                        
                                    
  

