?url_ver=Z39.88-2004&rft_id=10.32604%2Fcmc.2021.016348&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=M.&rft.aulast=Al-Ghobari&rft.au=Al-Ghobari%2C+M.&rft.volume=69&rft.issn=15462218&rft.issue=2&rft.atitle=Location-aware+personalized+traveler+recommender+system+(lapta)+using+collaborative+filtering+knn&rft.pages=1553-1570&rft.title=Computers%2C+Materials+and+Continua&rft.date=2021&rft.genre=article