@misc{indiciaea9b2e4d3dd24,
  title = {Production frontier analyses: comments on the methodology.},
  author = {J Grytten},
  year = {2000},
  doi = {10.1034/j.1600-0528.2000.028002081.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/10730714/},
  note = {Source identifier: 10730714}
}