[
  {
    "title": "Stochastic Frontier Analysis: The sfa Package",
    "author": [
      {
        "given": "David H. Bernstein",
        "family": {},
        "role": {},
        "email": {},
        "comment": {}
      },
      {
        "given": "Christopher F. Parmeter",
        "family": {},
        "role": {},
        "email": {},
        "comment": {}
      },
      {
        "given": "Alexander D. Stead",
        "family": {},
        "role": {},
        "email": {},
        "comment": {}
      }
    ],
    "journal": "Working Paper",
    "year": "2026"
  }
]