@article{ Nishimori_etal90,
  author = {Nishimori, H. and T. Nakamura and M. Shiino},
  title = {Retrieval of Spatio-Temporal Sequence in Asynchronous Neural Network},
  journal = {Physical Review A},
  year = {1990},
  volume = {41},
  pages = {3346--3354}
}