@inproceedings{JKM20,
  author    = {I. Jecker and O. Kupferman and N. Mazzocchi },
  title     = {Unary Prime Languages},
  booktitle = mfcs20,
  series =	{Leibniz International Proceedings in Informatics (LIPIcs)},
  volume    = {170},
  pages     = {51:1--51:12},
  year      = {2020}
}