To cite package opm in publications use:

Lea A.I. Vaas, J. Sikorski, V. Michael, M. G"oker and H.-P. Klenk. Visualization and curve-parameter estimation strategies for efficient exploration of phenotype microarray kinetics. PLoS ONE 7(4): e34846, 2012.

Corresponding BibTeX entry:

  @Article{,
    title = {Visualization and curve-parameter estimation strategies
      for efficient exploration of phenotype microarray kinetics},
    author = {Lea A. I. Vaas and Johannes Sikorski and Victoria Michael
      and Markus G\"{o}ker and Hans-Peter Klenk},
    journal = {PLoS ONE},
    year = {2012},
    volume = {7},
    number = {4},
    pages = {e34846},
    doi = {10.1371/journal.pone.0034846},
    url = {http://dx.plos.org/10.1371/journal.pone.0034846},
  }