?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Rozali&rft.au=Rozali%2C+Indra&rft.aufirst=Indra&rft.title=Rancang+Bangun+Lift+4+Lantai+dengan+Sitem+Keamanan+Radio+Frequency+Identification+Berbasis+Arduino+Mega+2560&rft.degree=Diploma%2FTugas+Akhir&rft.inst=Universitas+Negeri+Padang&rft.date=20+November+2018