?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Mario+Ricardo&rft.aulast=Jehalu&rft.au=Jehalu%2C+Mario+Ricardo&rft.title=PENGARUH+WAKTU+PENAHANAN+PWHT+TERHADAP+KEKERASAN+BRINELL+DAN+KOROSI+SAMBUNGAN+BUTT-+JOINT+PENGELASAN+TIG+PADA+BAJA+KARBON+RENDAH&rft.inst=Institut+Teknologi+Nasional+Yogyakarta&rft.date=24+August+2020&rft.degree=Other