?url_ver=Z39.88-2004&rft_id=10.3390%2Fmath7111045&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Zulkifli&rft.au=Zulkifli%2C+N.A.B.&rft.aufirst=N.A.B.&rft.title=Mathematics&rft.date=2019&rft.issue=11&rft.volume=7&rft.issn=22277390&rft.atitle=Image+interpolation+using+a+rational+bi-cubic+Ball&rft.genre=article