To cite iCOBRA in publications use:

  Charlotte Soneson & Mark D Robinson (2016). iCOBRA: open,
  reproducible, standardized and live method benchmarking. Nature
  Methods, 13(4), 283. URL
  http://www.nature.com/nmeth/journal/v13/n4/full/nmeth.3805.html.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {iCOBRA: open, reproducible, standardized and live method benchmarking},
    author = {Charlotte Soneson and Mark D Robinson},
    journal = {Nature Methods},
    year = {2016},
    volume = {13},
    number = {4},
    pages = {283},
    url = {http://www.nature.com/nmeth/journal/v13/n4/full/nmeth.3805.html},
  }