@unpublished{ITNYREPOID3327,
           title = {Similarity: Studi Pencemaran Air Di Sub Daerah Aliran Sungai Code, Yogyakarta Guna Mendukung Upaya Konservasi Airtanah Pasca Erupsi Merapi 2010},
          author = {Listiyani Retno Astuti},
       publisher = {ITNY},
             url = {https://repository.itny.ac.id/id/eprint/3327/}
}