Citing this Article
 

Owing to the fact that a Living Reviews article may evolve over time, we recommend to cite the article as follows:

László B. Szabados ,
"Quasi-Local Energy-Momentum and Angular Momentum in GR: A Review Article",
Living Rev. Relativity 7,  (2004),  4. URL (cited on <date>):
http://www.livingreviews.org/lrr-2004-4

The date given as <date> then uniquely identifies the version of the article
you are referring to.