@misc{indiciaea8d301f9811a,
  title = {A dynamic phase transition model for spatial agglomeration processes.},
  author = {W Weidlich and G Haag},
  year = {1987},
  doi = {10.1111/j.1467-9787.1987.tb01181.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/12280704/},
  note = {Source identifier: 12280704}
}