@misc{indiciae2aacedfc0054,
  title = {Initial singularity problem in two-dimensional quantum cosmology.},
  author = {J Gamboa},
  year = {1996},
  doi = {10.1103/physrevd.53.6991},
  url = {https://pubmed.ncbi.nlm.nih.gov/10019985/},
  note = {Source identifier: 10019985}
}