To cite modiscloud in publications use:

Nicholas J. Matzke (2013). modiscloud: An R Package for processing MODIS Level 2 Cloud Mask products. University of California, Berkeley, Berkeley, CA. This code was developed for the following paper: Goldsmith, Gregory; Matzke, Nicholas J.; Dawson, Todd (2013). The incidence and implications of clouds for cloud forest plant water relations. Ecology Letters, 16(3), 307-314. doi: 10.1111/ele.12039, http://cran.r-project.org/web/packages/modiscloud/index.html.

I invested a lot of time and effort in creating modiscloud, please cite it and Goldsmith et al. (2013) when using it for data analysis. See also ‘citation("pkgname")’ for citing R packages.

Corresponding BibTeX entry:

  @Manual{,
    title = {modiscloud: An R Package for processing MODIS Level 2
      Cloud Mask products},
    author = {{Nicholas J. Matzke}},
    organization = {University of California, Berkeley},
    address = {Berkeley, CA},
    year = {2013},
    note = {This code was developed for the following paper: Goldsmith,
      Gregory; Matzke, Nicholas J.; Dawson, Todd (2013). The incidence
      and implications of clouds for cloud forest plant water
      relations. Ecology Letters, 16(3), 307-314. doi:
      10.1111/ele.12039},
    url =
      {http://cran.r-project.org/web/packages/modiscloud/index.html},
  }