@unpublished{unrollsimplifywithth,
    author = "Ian Lynagh",
    title = "Unrolling and Simplifying Expressions with {T}emplate {H}askell",
    year = 2003,
    month = May,
    note = "URL: \url{http://web.comlab.ox.ac.uk
                      /oucl/work/ian.lynagh/papers/
                      Unrolling_and_Simplifying_Expressions_with_Template_Haskell.ps}"
}