@unpublished{ITNYREPOID3329,
           title = {Similarity: Groundwater Flow And Its Quality In Shallow Aquifer At Prapak Kulon,Sendangmulyo, Minggir, Sleman},
          author = {Listiyani Retno Astuti},
       publisher = {ITNY},
             url = {https://repository.itny.ac.id/id/eprint/3329/}
}