?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Usman&rft.aufirst=Reni&rft.au=Usman%2C+Reni&rft.inst=Universitas+Muhammadiyah+Dr+Hamka&rft.degree=Bachelor&rft.date=7+April+2022&rft.title=Uji+Aktivitas+Antioksidan+Ekstrak+Etanol+70%25+Herba+Suruhan+(Peperomia+Pellucida+(L)+Kunth)+Dengan+Metode+Penghambatan+Degradasi+Beta+Karoten