?url_ver=Z39.88-2004&rft_id=10.1109%2FROMA.2017.8231840&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Umar%2C+M.W.&rft.aulast=Umar&rft.aufirst=M.W.&rft.isbn=9781538625392&rft.date=2017&rft.title=Digital+signal+controller+based+control+of+high-brightness+LED+switching+converters&rft.genre=proceeding