@misc{indiciae1a1e123c11e6,
  title = {CP violation and Yukawa couplings in superstring models: A four-generation example.},
  author = {S Kalara and RN Mohapatra},
  year = {1987},
  doi = {10.1103/physrevd.35.3143},
  url = {https://pubmed.ncbi.nlm.nih.gov/9957557/},
  note = {Source identifier: 9957557}
}