?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=L&rft.au=Guan%2C+L&rft.aulast=Guan&rft.title=The+Lighting+Journal&rft.atitle=Clear+as+Daylight&rft.pages=16-19&rft.issn=0950-4559&rft.date=October+2016&rft.genre=article