@misc{indiciaeeea320eff460,
  title = {[Information systems in commerce].},
  author = {W Loenneker},
  year = {1981},
  doi = {10.1002/pauz.19810100202},
  url = {https://pubmed.ncbi.nlm.nih.gov/7220563/},
  note = {Source identifier: 7220563}
}