{{Cite journal| publisher = Multidisciplinary Digital Publishing Institute| doi = 10.3390/physchem5040042| issn = 2673-7167| volume = 5| issue = 4| pages = 42| last1 = Astriyani| first1 = Maulida Nur| last2 = Suyatma| first2 = Nugraha Edhi| last3 = Armetha| first3 = Vallerina| last4 = Purnomo| first4 = Eko Hari| last5 = Muhandri| first5 = Tjahja| last6 = Budi| first6 = Faleh Setia| last7 = Abbes| first7 = Boussad| last8 = Tara| first8 = Ahmed| title = Top-Down Ultrasonication Method for ZnO Nanoparticles Fabrication and Their Application in Developing Pectin-Glycerol Bionanocomposite Films| journal = Physchem| access-date = 2025-10-03| date = 2025-12| url = https://www.mdpi.com/2673-7167/5/4/42}}