@inproceedings{arapov-herz-1973-frequency,
    title = "Frequency and Age as Characteristics of a Word",
    author = "Arapov, M. V.  and
      Herz, M. M.",
    booktitle = "{COLING} 1973 Volume 2: Computational And Mathematical Linguistics: Proceedings of the International Conference on Computational Linguistics",
    year = "1973",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/C73-2001/"
}