@misc{indiciaeed859b573bd5,
  title = {Structural and combinatorial constraints on base pairing in large nucleotide sequences.},
  author = {R Nussinov and G Pieczenik},
  year = {1984},
  doi = {10.1016/0022-5193(84)90029-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/6201680/},
  note = {Source identifier: 6201680}
}