@misc{indiciaef17f8a5c4f2d,
  title = {Complementary observables and uncertainty relations.},
  author = {K Kraus},
  year = {1987},
  doi = {10.1103/physrevd.35.3070},
  url = {https://pubmed.ncbi.nlm.nih.gov/9957550/},
  note = {Source identifier: 9957550}
}