@misc{indiciae8b75f54d9a4f,
  title = {Nonpolynomial closed-string field theory.},
  author = {M Kaku},
  year = {1990},
  doi = {10.1103/physrevd.41.3734},
  url = {https://pubmed.ncbi.nlm.nih.gov/10012316/},
  note = {Source identifier: 10012316}
}