@misc{indiciaeffefc6e68e05,
  title = {A new method of representing constituent structures.},
  author = {D T Langendoen and Y Langsam},
  year = {1990},
  doi = {10.1111/j.1749-6632.1990.tb12190.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/2375569/},
  note = {Source identifier: 2375569}
}