@unpublished{ITNYREPOID3170,
           title = {Peer Review : [Paten] Bola Penggiling Bahan Baku Semen Dari Paduan Fe-Al-Mn},
          author = {Ratna Kartikasari},
       publisher = {ITNY},
             url = {https://repository.itny.ac.id/id/eprint/3170/}
}