?url_ver=Z39.88-2004&rft_id=10.1080%2F17515831.2020.1777759&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Mohamad%2C+W.F.&rft.aulast=Mohamad&rft.aufirst=W.F.&rft.date=2020&rft.title=Tribology+-+Materials%2C+Surfaces+and+Interfaces&rft.atitle=Microstructure+and+surface+characterization+of+Ni-Cr+based+composites+containing+variable+solid+lubricants&rft.pages=219-228&rft.volume=14&rft.issn=17515831&rft.issue=4&rft.genre=article