@misc{indiciaeac276ecc0c1d,
  title = {Quantitative estimate for single transverse spin asymmetry.},
  author = {A Schäfer and L Mankiewicz and P Gornicki and S Güllenstern},
  year = {1993},
  doi = {10.1103/physrevd.47.r1},
  url = {https://pubmed.ncbi.nlm.nih.gov/10015411/},
  note = {Source identifier: 10015411}
}