?url_ver=Z39.88-2004&rft_id=10.3934%2Fmbe.2022401&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=C.-D.&rft.aulast=Ho&rft.au=Ho%2C+C.-D.&rft.date=2022&rft.title=Mathematical+Biosciences+and+Engineering&rft.atitle=Optimizing+thermal+efficiencies+of+power-law+fluids+in+double-pass+concentric+circular+heat+exchangers+with+sinusoidal+wall+fluxes&rft.pages=8648-8670&rft.volume=19&rft.issn=15471063&rft.issue=9&rft.genre=article