@inproceedings{AK2004u,
  author="V. Arvind and Piyush P Kurur",
  title="On the complexity of computing the units in a number field",
  booktitle="6th Algorithmic Number Theory Symposium (ANTS)",
  year="2004",
  pages="72--86",
  publisher="Springer",
  series="Lecture Notes in Computer Science",
  volume="3076",
}