@misc{indiciaee294abb17b00,
  title = {Laboratory scale activated sludge unit.},
  author = {A F GAUDY and R S ENGELBRECHT and R D DE MOSS},
  year = {1960},
  doi = {10.1128/am.8.5.298-304.1960},
  url = {https://pubmed.ncbi.nlm.nih.gov/13826889/},
  note = {Source identifier: 13826889}
}