To cite placer in publications use:

Tavares, D.C., Moura, J.F., Acevedo-Trejos, E., Crawford, M., Makhado, A., Lavers, L. J, Witteveenm, M., Ryan, P., Merico, A. (Submitted). “Defining confidence intervals and sample size to estimate the prevalence of plastic debris in seabird nests.” MEE.

Corresponding BibTeX entry:

  @Article{,
    title = {Defining confidence intervals and sample size to estimate
      the prevalence of plastic debris in seabird nests},
    author = {{Tavares} and {D.C.} and {Moura} and {J.F.} and
      {Acevedo-Trejos} and {E.} and {Crawford} and {M.} and {Makhado}
      and {A.} and {Lavers} and J. L. and {Witteveenm} and {M.} and
      {Ryan} and {P.} and {Merico} and {A.}},
    journal = {MEE},
    year = {Submitted},
  }