?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Ratnawulan&rft.au=Ratnawulan%2C+Ratnawulan&rft.aufirst=Ratnawulan&rft.pages=1-12&rft.atitle=Synthesis+and+Characterization+of+Polystyrene%2FCuO-Fe%E2%82%82O%E2%82%83+Nanocomposites+from+Natural+Materials+as+Hydrophobic+Photocatalytic+Coatings&rft.date=29+December+2020&rft.issue=1&rft.issn=2073-4352&rft.title=Crystals&rft.volume=11&rft.genre=article