@misc{indiciae9f913c0a406c,
  title = {Singlet axial-vector current and the "proton-spin" question.},
  author = {R Johnson and NW Park and J Schechter and V Soni and H Weigel},
  year = {1990},
  doi = {10.1103/physrevd.42.2998},
  url = {https://pubmed.ncbi.nlm.nih.gov/10013182/},
  note = {Source identifier: 10013182}
}