To cite the PopGenome package in publications use:

Pfeifer, B. et al. (2014) PopGenome: An Efficient Swiss Army Knife for Population Genomic Analyses in R. Mol Biol Evol 31(7): 1929-1936.<doi:10.1093/molbev/msu136>

Corresponding BibTeX entry:

  @Article{,
    title = {PopGenome: An Efficient Swiss Army Knife for Population
      Genomic Analyses in R},
    journal = {Molecular Biology and Evolution},
    year = {2014},
    author = {Bastian Pfeifer and Ulrich Wittelsbuerger and Sebastian
      E. Ramos-Onsins and Martin J. Lercher},
    volume = {31},
    pages = {1929-1936},
    doi = {10.1093/molbev/msu136},
  }