@misc{indiciae0cd9dffde264,
  title = {Compactness criterion for scalar solitons.},
  author = {P Mathieu},
  year = {1987},
  doi = {10.1103/physrevd.35.2603},
  url = {https://pubmed.ncbi.nlm.nih.gov/9957968/},
  note = {Source identifier: 9957968}
}