--- MITgcm_contrib/articles/ceaice/ceaice_model.tex	2008/07/03 18:10:31	1.10
+++ MITgcm_contrib/articles/ceaice/ceaice_model.tex	2008/08/14 16:12:41	1.11
@@ -5,29 +5,28 @@
 viscous-plastic (VP) dynamic-thermodynamic sea ice model
 \citep{zhang97} first introduced by \citet{hibler79, hibler80}. In
 order to adapt this model to the requirements of coupled
-ice-ocean simulations, many important aspects of the original code have
+ice-ocean state estimation, many important aspects of the original code have
 been modified and improved:
 \begin{itemize}
 \item the code has been rewritten for an Arakawa C-grid, both B- and
   C-grid variants are available; the C-grid code allows for no-slip
   and free-slip lateral boundary conditions;
 \item two different solution methods for solving the nonlinear
-  momentum equations have been adopted: LSOR \citep{zhang97}, EVP
+  momentum equations have been adopted: LSOR \citep{zhang97}, and EVP
   \citep{hunke97};
-\item ice-ocean stress can be formulated as in \citet{hibler87};
+\item ice-ocean stress can be formulated as in \citet{hibler87} or as in \citet{cam08}; 
 \item ice variables \ml{can be} advected by sophisticated, \ml{conservative}
   advection schemes \ml{with flux limiting};
 \item growth and melt parameterizations have been refined and extended
-  in order to allow for automatic differentiation of the code.
+  in order to allow for more stable automatic differentiation of the code.
 \end{itemize}
 
-The sea ice model is tightly coupled to the ocean compontent of the
-MITgcm \citep{marshall97:_finit_volum_incom_navier_stokes, mitgcm02}.
-Heat, fresh water fluxes and surface stresses are computed from the
-atmospheric state and modified by the ice model at every time step.
+The sea ice model is tightly coupled to the ocean compontent of the MITgcm
+\citep{mar97a}.  Heat, fresh water fluxes and surface stresses are computed
+from the atmospheric state and modified by the ice model at every time step.
 The model equations and details of their numerical realization are summarized
 in the appendix. Further documentation and model code can be found at
-\url{http://mitgcm.org}. 
+\url{http://mitgcm.org}.
 
 %\subsection{C-grid}
 %\begin{itemize}
