@misc{indiciaeec4bc0552cd9,
  title = {lambda PJ4A, a lambda replacement vector carrying amber mutations for cloning of EcoRI fragments.},
  author = {P Jørgensen and T Mikkelsen},
  year = {1986},
  doi = {10.1093/nar/14.23.9538},
  url = {https://pubmed.ncbi.nlm.nih.gov/3025818/},
  note = {Source identifier: 3025818}
}