Barbosa R, Hecksher M (2026). PNADCperiods: Identify Reference Periods in Brazil's PNADC Survey Data. R package version 0.1.2, https://CRAN.R-project.org/package=PNADCperiods.

Hecksher M, Barbosa R (2026). “Estimation of exact months for the microdata and rolling quarter series from PNAD Continua.” SocArXiv preprint. https://osf.io/preprints/socarxiv/fra5u_v1.

Hecksher M (2020). “Valor Impreciso por Mes Exato: Microdados e Indicadores Mensais Baseados na Pnad Continua.” Nota Tecnica Disoc 62, IPEA, Brasilia, DF. Earlier formulation of the methodology, https://portalantigo.ipea.gov.br/portal/index.php?option=com_content&view=article&id=35453.

Hecksher M (2020). “Cinco meses de perdas de empregos e simulacao de um incentivo a contratacoes.” Nota Tecnica Disoc 87, IPEA, Brasilia, DF. Earlier formulation of the methodology.

Hecksher M (2020). “Mercado de trabalho: A queda da segunda quinzena de marco, aprofundada em abril.” IPEA - Carta de Conjuntura, 47, 1-6. Earlier formulation of the methodology.

Corresponding BibTeX entries:

  @Manual{,
    title = {PNADCperiods: Identify Reference Periods in Brazil's PNADC
      Survey Data},
    author = {Rogerio J. Barbosa and Marcos Hecksher},
    year = {2026},
    note = {R package version 0.1.2},
    url = {https://CRAN.R-project.org/package=PNADCperiods},
  }

  @Article{,
    title = {Estimation of exact months for the microdata and rolling
      quarter series from PNAD Continua},
    author = {Marcos Hecksher and Rogerio J. Barbosa},
    year = {2026},
    journal = {SocArXiv preprint},
    url = {https://osf.io/preprints/socarxiv/fra5u_v1},
  }

  @TechReport{,
    title = {Valor Impreciso por Mes Exato: Microdados e Indicadores
      Mensais Baseados na Pnad Continua},
    author = {Marcos Hecksher},
    year = {2020},
    institution = {IPEA},
    type = {Nota Tecnica Disoc},
    number = {62},
    address = {Brasilia, DF},
    url =
      {https://portalantigo.ipea.gov.br/portal/index.php?option=com_content&view=article&id=35453},
    note = {Earlier formulation of the methodology},
  }

  @TechReport{,
    title = {Cinco meses de perdas de empregos e simulacao de um
      incentivo a contratacoes},
    author = {Marcos Hecksher},
    year = {2020},
    institution = {IPEA},
    type = {Nota Tecnica Disoc},
    number = {87},
    address = {Brasilia, DF},
    note = {Earlier formulation of the methodology},
  }

  @Article{,
    title = {Mercado de trabalho: A queda da segunda quinzena de marco,
      aprofundada em abril},
    author = {Marcos Hecksher},
    year = {2020},
    journal = {IPEA - Carta de Conjuntura},
    volume = {47},
    pages = {1-6},
    note = {Earlier formulation of the methodology},
  }