bibentry(
  bibtype = "Manual",
  title = "spscsfa: Semiparametric Smooth-Coefficient Stochastic Frontier Analysis",
  author = person("Kai", "Sun"),
  year = "2026",
  note = "R package version 0.1.0",
  url = "https://CRAN.R-project.org/package=spscsfa"
)
