@phdthesis{repo4106,
           title = {Performance     of     Pretreatment     Materials     on     Hospital Wastewater Before    Microfiltration    Membrane    Filtration Process},
            year = {2022},
          school = {Poltekkes Tanjungkarang},
             url = {https://areste.org/index.php/oai/article/view/22/20},
          author = {Santosa, Imam}
}