To cite package ‘metsyn’ in publications use:

Poncet P (2018). metsyn: Interface with the Meteo France Synop Data API. R package version 0.1.3, https://github.com/paulponcet/metsyn.

Corresponding BibTeX entry:

  @Manual{,
    title = {metsyn: Interface with the Meteo France Synop Data API},
    author = {Paul Poncet},
    year = {2018},
    note = {R package version 0.1.3},
    url = {https://github.com/paulponcet/metsyn},
  }