@INPROCEEDINGS{Kirstein-ICONIP-2009b,
  author = {Kirstein, {\relax St}ephan and Wersing, Heiko and Gross, Horst-Michael
    and Koerner, Edgar},
  title = {A Vector Quantization Approach for Life-Long Learning of Categories},
  booktitle = {Int. Conf. on Neural Information Processing (ICONIP)},
  year = {2009},
  pages = {805--812},
  volume = {5506},
  number = {1},
  series = {LNCS},
  publisher = {Springer}
}