@Article{POE_06nn,
  author = 	 {Georg Poelzlbauer and Michael Dittenbach and Andreas Rauber},
  title = 	 {Advanced Visualization of Self-Organizing Maps with Vector Fields},
  journal = 	 {Neural Networks},
  year = 	 2006,
  volume =	 19,
  number =	 {6-7},
  pages =	 {911-922},
  month =	 {June/July}
}