?url_ver=Z39.88-2004&rft_id=10.1007%2F978-3-030-66288-2%E2%82%85&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Abdullahi&rft.au=Abdullahi%2C+A.U.&rft.aufirst=A.U.&rft.btitle=Indexing+in+big+data+mining+and+analytics&rft.isbn=9783030662882%3B+9783030662875&rft.date=2021&rft.genre=book