?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Duong%2C+Ngoc+Son&rft.aulast=Duong&rft.aufirst=Ngoc+Son&rft.date=August+2021&rft.issn=2156-5570&rft.atitle=A+Graph+Reduction+Method+for+Improving+the+Computation+of+Betweenness+Centrality+in+Large-Scale+Graphs&rft.title=International+Journal+of+Advanced+Computer+Science+and+Applications+(IJACSA)&rft.genre=article