?url_ver=Z39.88-2004&rft_id=10.1007%2F978-981-10-1721-6%E2%82%86%E2%82%81&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Che+Abdullah%2C+S.M.&rft.aulast=Che+Abdullah&rft.aufirst=S.M.&rft.issn=18761100&rft.atitle=Investigation+of+the+DGS-CDRA+design+with+the+aperture+coupling+technique+for+wide+band+application&rft.title=Lecture+Notes+in+Electrical+Engineering&rft.isbn=9789811017193&rft.date=2017&rft.pages=563-570&rft.volume=398&rft.genre=article