@phdthesis{repo4077,
           title = {Performance Analysis Of Silica Sand As A Processing Material Introduction Microfiltration Membranes For Treating Hospital Wastewater},
            year = {2022},
          school = {Poltekkes Tanjungkarang},
             url = {http://repository.poltekkes-tjk.ac.id/id/eprint/4077/},
          author = {Santosa, Imam}
}