How to cite UACalc

If you are using BibTeX, you can use the following BibTeX entry for UACalc:

    @misc{UACalc,
      author =      {Ralph Freese and Emil Kiss and Matthew Valeriote},
      title =       {Universal {A}lgebra {C}alculator},
      note =        {Available at: {\verb+www.uacalc.org+}},
      year =        {2011},
    }