Owing to the fact that a Living Reviews in Relativity article may evolve over time, we recommend to cite the article as follows:
Bei Lok Hu and Enric Verdaguer,
"Stochastic Gravity: Theory and Applications",
Living Rev. Relativity 7, (2004), 3. URL (accessed <date>):
The date given as <date> then uniquely identifies the version of the article you are referring to.