To cite package 'ccid' in publications use:

Anastasiou A (2020). ccid: a new change-point method for estimating dynamic functional connectivity. R package version 1.0.

Corresponding BibTeX entry:

  @Manual{,
    title = {ccid: a new change-point method for estimating dynamic
      functional connectivity},
    author = {Andreas Anastasiou},
    year = {2020},
    note = {R package version 1.0},
  }