A theme file is simply an Emacs Lisp source file, and loading the
Custom theme works by loading the Lisp file. Therefore, you can edit
a theme file directly instead of using the @file{*Custom Theme*}
-buffer.
-@c Add link to the relevant Emacs Lisp Reference manual node, once
-@c that is written.
+buffer. @xref{Custom Themes,,, elisp, The Emacs Lisp Reference
+Manual}, for details.
@node Variables
@section Variables