-\rtfsp\ctsim. Then, the graphical shell, \helprefn{ctsim}{ctsim},
-is documented followed the the command-line shell,
-\helprefn{ctsimtext}{ctsimtext}. Finally, the web-based
-\helprefn{interface}{webinterface} is discussed followed by
-\helprefn{installation}{installation} instructions.
+\ctsim. The graphical, \helprefn{ctsim}{ctsim}, and
+command-line, \helprefn{ctsimtext}{ctsimtext}, shells are then
+presented. Finally, the web-based
+\helprefn{interface}{webinterface} and
+\helprefn{installation}{installation} are discussed.