@unpublished{ITNYREPOID3221,
          author = {Ratna Kartikasari},
           title = {Similarity: Peningkatan kekerasan dan ketahanan korosi paduan Fe-2,9Al-0,4C dengan proses karburisasi padat},
       publisher = {ITNY},
             url = {https://repository.itny.ac.id/id/eprint/3221/}
}