@misc{indiciae6dd8f508c46e,
  title = {Bulking sludge solved?!},
  author = {J Kruit and J Hulsbeek and A Visser},
  year = {2002},
  url = {https://pubmed.ncbi.nlm.nih.gov/12216668/},
  note = {Source identifier: 12216668}
}