To cite MPSEM in publications use:

  Guénard G, Legendre P, Peres-Neto P (2013). “Phylogenetic eigenvector
  maps: a framework to model and predict species traits.” _Methods in
  Ecology and Evolution_, *4*, 1120-1131. doi:10.1111/2041-210X.12111
  <https://doi.org/10.1111/2041-210X.12111>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Phylogenetic eigenvector maps: a framework to model and predict species traits.},
    author = {Guillaume Gu\'{e}nard and Pierre Legendre and Pedro Peres-Neto},
    journal = {Methods in Ecology and Evolution},
    year = {2013},
    volume = {4},
    pages = {1120-1131},
    doi = {10.1111/2041-210X.12111},
  }