@inproceedings{onhapaxlegomenaandmorphological,
  title = {On Hapax Legomena and Morphological Productivity},
  author = {Janet Pierrehumbert and Ramon Granell},
  year = {2018},
  booktitle = {WS 2018 10},
  url = {https://aclanthology.org/W18-5814},
}