To cite metatest in publications use:

Hilde M. Huizenga, Ingmar Visser & Conor V. Dolan (2011). Hypothesis testing in random effects meta-regression. British journal of mathematical and statistical psychology, Vol. 64, 1-19.

Corresponding BibTeX entry:

  @Article{,
    title = {Hypothesis testing in random effects meta-regression},
    author = {Hilde M. Huizenga and Ingmar Visser and Conor V. Dolan},
    journal = {British journal of mathematical and statistical
      psychology},
    year = {2011},
    volume = {64},
    pages = {1-19},
  }