@misc{indiciaec35d44b0a12f,
  title = {Genetic complementation between Escherichia coli RNA polymerase mutants.},
  author = {A Jacobson and D Gillespie},
  year = {1971},
  doi = {10.1016/s0006-291x(71)80189-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/4946184/},
  note = {Source identifier: 4946184}
}