@misc{indiciae71fff835669b,
  title = {A note on replication in (M,R)-systems.},
  author = {R Rosen},
  year = {1966},
  doi = {10.1007/bf02476988},
  url = {https://pubmed.ncbi.nlm.nih.gov/5963148/},
  note = {Source identifier: 5963148}
}