?url_ver=Z39.88-2004&rft_id=10.3390%2Fcryst12020264&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Gupta%2C+M.&rft.aulast=Gupta&rft.aufirst=M.&rft.volume=12&rft.issn=20734352&rft.issue=2&rft.atitle=Copper+Oxide%2FFunctionalized+Graphene+Hybrid+Nanostructures+for+Room+Temperature+Gas+Sensing+Applications&rft.title=Crystals&rft.date=2022&rft.genre=article