\begin{thebibliography}{1}

\bibitem{gensym}
{Community Scheme Wiki}.
\newblock {hygiene-versus-gensym}.
\newblock
  \url{http://community.schemewiki.org/?p=hygiene-versus-gensym&c=hv&t=1270440%
933}.

\bibitem{objectsystems}
{Community Scheme Wiki}.
\newblock {object-systems}.
\newblock
  \url{http://community.schemewiki.org/?p=object-systems&c=hv&t=1270869643}.

\bibitem{dybvig}
R.~Kent Dybvig.
\newblock {\em The Scheme Programming Language, 4th Edition}.
\newblock MIT Press, 2009.

\bibitem{macromod}
Matthew Flatt.
\newblock Composable and compilable macros: You want it when?
\newblock In {\em Proceedings of the ICFP}. International Conference on
  Functional Programming, October 2002.

\bibitem{phasing}
Abdulaziz Ghuloum and R.~Kent Dybvig.
\newblock Implicit phasing for r6rs libraries.
\newblock In {\em Proceedings of the ICFP}, pages 303--313. International
  Conference on Functional Programming, October 2007.

\bibitem{adventures}
Michele Simionato.
\newblock {The Adventures of a Pythonista in Schemeland}.
\newblock
  \url{http://www.phyast.pitt.edu/~micheles/scheme/TheAdventuresofaPythonistai%
nSchemeland.pdf}.

\bibitem{r6rs}
Michael Sperber, R.~Kent Dybvig, Matthew Flatt, Anton Van~Straaten, Robby
  Findler, and Jacob Matthews.
\newblock Revised\textsuperscript{6} {R}eport on the {A}lgorithmic {L}anguage
  {S}cheme.
\newblock {\em J. Funct. Program.}, 19(S1):1--301, 2009.

\end{thebibliography}
