@article{777,
  author = {Seppo Laine and Isaac Shlosman and Johan Knapen and Reynier Peletier},
  title = {Nested and Single Bars in Seyfert and Non-Seyfert Galaxies},
  year = {2002},
  journal = {The Astrophysical Journal},
  volume = {567},
  pages = {97-117},
  month = {Jan-03-2002},
  issn = {0004-637X},
  url = {http://stacks.iop.org/0004-637X/567/i=1/a=97},
  doi = {10.1086/323964},
}