@misc{indiciae80e33fd5a60d,
  title = {A contingency model for the design of problem-solving research programs: a perspective on diffusion research.},
  author = {G Gordon and A E MacEachron and G L Fisher},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4496751/},
  note = {Source identifier: 4496751}
}