Owing to the fact that a Living Reviews in Solar Physics article may evolve over time, we recommend to cite the article as follows:
Neil R. Sheeley, Jr.,
"Surface Evolution of the Sun's Magnetic Field: A Historical Review of the Flux-Transport Mechanism",
Living Rev. Solar Phys. 2, (2005), 5. URL (accessed <date>):
The date given as <date> then uniquely identifies the version of the article you are referring to.