@misc{indiciae39ec7b4d9d62,
  title = {How valuable are scientific exchanges with the Soviet Union?},
  author = {L R Graham},
  year = {1978},
  doi = {10.1126/science.705332},
  url = {https://pubmed.ncbi.nlm.nih.gov/705332/},
  note = {Source identifier: 705332}
}