?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Du%2C+Phuong+Hanh&rft.aulast=Du&rft.aufirst=Phuong+Hanh&rft.date=September+2018&rft.title=An+Efficient+Parallel+Algorithm+for+Computing+the+Closeness+Centrality+in+Social+Network&rft.genre=proceeding