@article{unsupervisedsentencerepresentationsaswor,
  title = {Unsupervised Sentence Representations as Word Information Series: Revisiting TF--IDF},
  author = {Ignacio Arroyo-Fernández and Carlos-Francisco Méndez-Cruz and Gerardo Sierra and Juan-Manuel Torres-Moreno and Grigori Sidorov},
  year = {2017},
  eprint = {1710.06524},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1710.06524v2},
}