@misc{indiciaec18a0c3d9925,
  title = {Interstellar problems and matrix solutions.},
  author = {L J Allamandola},
  year = {1987},
  doi = {10.1016/0022-2860(87)87096-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/11543155/},
  note = {Source identifier: 11543155}
}