\begin{thebibliography}{10}

\bibitem{Anderson2011}
B.~J. Anderson, C.~L. Johnson, H.~Korth, M.~E. Purucker, R.~M. Winslow, J.~A.
  Slavin, S.~C. Solomon, R.~L. McNutt, J.~M. Raines, and T.~H. Zurbuchen.
\newblock The global magnetic field of mercury from {MESSENGER} orbital
  observations.
\newblock {\em Science}, 333(6051):1859--1862, Sept. 2011.

\bibitem{Arkani2010}
J.~Arkani-Hamed and P.~Olson.
\newblock Giant impact stratification of the martian core.
\newblock {\em Geophys. Res. Lett.}, 37(2):L02201+, Jan. 2010.

\bibitem{Arkani2010b}
J.~Arkani-Hamed and P.~Olson.
\newblock Giant impacts, core stratification, and failure of the martian
  dynamo.
\newblock {\em J. Geophys. Res.}, 115(E7):E07012+, July 2010.

\bibitem{Aubert2009}
J.~Aubert, S.~Labrosse, and C.~Poitou.
\newblock Modelling the palaeo-evolution of the geodynamo.
\newblock {\em Geophysical Journal International}, 179(3):1414--1428, Dec.
  2009.

\bibitem{Duarte2013}
L.~D.~V. Duarte, T.~Gastine, and J.~Wicht.
\newblock Anelastic dynamo models with variable electrical conductivity: An
  application to gas giants.
\newblock {\em Physics of the Earth and Planetary Interiors}, 222:22--34, Sept.
  2013.

\bibitem{Jones2011}
C.~A. Jones.
\newblock Planetary magnetic fields and fluid dynamos.
\newblock {\em Annual Review of Fluid Mechanics}, 43(1):583--614, 2011.

\bibitem{Lillis2008}
R.~J. Lillis, H.~V. Frey, and M.~Manga.
\newblock Rapid decrease in martian crustal magnetization in the noachian era:
  Implications for the dynamo and climate of early mars.
\newblock {\em Geophys. Res. Lett.}, 35(14):L14203+, July 2008.

\bibitem{Liu2008}
J.~Liu, P.~Goldreich, and D.~Stevenson.
\newblock Constraints on deep-seated zonal winds inside jupiter and saturn.
\newblock {\em Icarus}, 196(2):653--664, Aug. 2008.

\bibitem{Manglik2010}
A.~Manglik, J.~Wicht, and U.~R. Christensen.
\newblock A dynamo model with double diffusive convection for mercury's core.
\newblock {\em Earth and Planetary Science Letters}, 289(3-4):619--628, Jan.
  2010.

\bibitem{Schubert2011}
G.~Schubert and K.~M. Soderlund.
\newblock Planetary magnetic fields: Observations and models.
\newblock {\em Physics of the Earth and Planetary Interiors}, 187(3-4):92--108,
  Aug. 2011.

\bibitem{Soderlund2012}
K.~M. Soderlund, E.~M. King, and J.~M. Aurnou.
\newblock The influence of magnetic fields in planetary dynamo models.
\newblock {\em Earth and Planetary Science Letters}, 333-334:9--20, June 2012.

\bibitem{Stanley2010}
S.~Stanley and G.~Glatzmaier.
\newblock Dynamo models for planets other than earth.
\newblock {\em Space Science Reviews}, 152(1-4):617--649, May 2010.

\bibitem{Wicht2010}
J.~Wicht and A.~Tilgner.
\newblock Theory and modeling of planetary dynamos.
\newblock {\em Space Science Reviews}, 152(1-4):501--542, May 2010.

\end{thebibliography}
