@unpublished{ITNYREPOID3643,
       publisher = {ITNY},
           title = {Peer review: The Influence of Physical Properties on The Compressive Strength of The Rock in The  Samigaluh Area, Kulon Progo, Indonesia},
          author = {Listiyani Retno Astuti},
             url = {https://repository.itny.ac.id/id/eprint/3643/}
}