@misc{indiciae5f2da5f89907,
  title = {Quantum superpositions generated by quantum nondemolition measurements.},
  author = {B Yurke and W Schleich and DF Walls},
  year = {1990},
  doi = {10.1103/physreva.42.1703},
  url = {https://pubmed.ncbi.nlm.nih.gov/9904203/},
  note = {Source identifier: 9904203}
}