@misc{W2166322089,
  author = {Thomas Martinetz and S.G. Berkovich and Klaus Schulten},
  title = {'Neural-gas' network for vector quantization and its application to time-series prediction},
  year = {1993},
  howpublished = {IEEE Transactions on Neural Networks},
  doi = {https://doi.org/10.1109/72.238311}
}