?url_ver=Z39.88-2004&rft_id=10.17576%2Fjsm-2019-4803-23&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Karim%2C+S.A.A.&rft.aulast=Karim&rft.aufirst=S.A.A.&rft.date=2019&rft.title=Sains+Malaysiana&rft.pages=685-695&rft.atitle=Constrained+interpolation+using+rational+cubic+spline+with+three+parameters&rft.volume=48&rft.issn=01266039&rft.issue=3&rft.genre=article