Owing to the fact that a Living Reviews in Solar Physics article may evolve over time, we recommend to cite the article as follows:
Paul Charbonneau,
"Dynamo Models of the Solar Cycle",
Living Rev. Solar Phys. 7, (2010), 3. URL (accessed <date>):
http://www.livingreviews.org/lrsp-2010-3
The date given as <date> then uniquely identifies the version of the article you are referring to.