To cite package ‘googleCloudVisionR’ in publications use:

Koncz T, Varkoly B, Lukacs P, Kocsis E (2020). googleCloudVisionR: Access to the 'Google Cloud Vision' API for Image Recognition, OCR and Labeling. R package version 0.2.0.9000, https://github.com/cloudyr/googlecloudvisionr.

Corresponding BibTeX entry:

  @Manual{,
    title = {googleCloudVisionR: Access to the 'Google Cloud Vision'
      API for Image Recognition, OCR and Labeling},
    author = {Tamas Koncz and Balazs Varkoly and Peter Lukacs and
      Eszter Kocsis},
    year = {2020},
    note = {R package version 0.2.0.9000},
    url = {https://github.com/cloudyr/googlecloudvisionr},
  }