@misc{W1977148550,
  author = {Frédéric Grosshans and Gilles Van Assche and Jérôme Wenger and Rosa Brouri and Nicolas J. Cerf and Philippe Grangier},
  title = {Quantum key distribution using gaussian-modulated coherent states},
  year = {2003},
  howpublished = {Nature},
  doi = {https://doi.org/10.1038/nature01289}
}