Warning - the bibtex entry below may be invalid: 
Missing 'journal' field 
@article{cpv08-ndob,
  author = "Bob Coecke, Dusko Pavlovic and Jamie Vicary",
  title = "A new description of orthogonal bases",
  url = "http://arxiv.org/abs/0810.0812",
  year = "2008",
}