To cite package Pomic in publications use:

Piou C, Berger U, Grimm V (2009). “Proposing an information criterion for individual-based models developed in a pattern-oriented modelling framework.” Ecological modelling, 220(1957-1967). http://dx.doi.org/10.1016/j.ecolmodel.2009.05.003.

Corresponding BibTeX entry:

  @Article{,
    title = {Proposing an information criterion for individual-based
      models developed in a pattern-oriented modelling framework},
    author = {Cyril Piou and Uta Berger and Volker Grimm},
    journal = {Ecological modelling},
    year = {2009},
    volume = {220},
    number = {1957-1967},
    url = {http://dx.doi.org/10.1016/j.ecolmodel.2009.05.003},
  }