@article{KuzanyanPipinSeehafer2006,
  author    = {Kirill M. Kuzanyan and Valerij V. Pipin and Norbert Seehafer},
  title     = {The alpha effect and the observed twist and current helicity of solar magnetic fields},
  doi       = {10.1007/s11207-006-1636-6},
  url       = {http://www.springerlink.com/content/100339},
  year      = {2006},
}