@article{CiprianBonciocat:91306,
      author       = "Ciprian Bonciocat, Nicolae  and Cipu, Mihai  and Mignotte,
                      Maurice ",
      title        = "<a
                      href="/search?f=title&p=ON%20D%28-1%29-%20Quadruples&sc=1&ln=en">ON
                      D(-1)- Quadruples</a>",
}