@misc{indiciaeb1f2de192219,
  title = {[The Ricketts Quad-Helix: construction technics].},
  author = {L Calabrese and C Calabrese and G Giorgetti},
  year = {1984},
  url = {https://pubmed.ncbi.nlm.nih.gov/6399270/},
  note = {Source identifier: 6399270}
}