@misc{indiciaee09b39035dd5,
  title = {Chemically reactive oligonucleotides.},
  author = {O Pongs and E Lanka},
  year = {1977},
  doi = {10.1016/s0076-6879(77)46084-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/333230/},
  note = {Source identifier: 333230}
}