diff --git a/Doc/ref/ref2.tex b/Doc/ref/ref2.tex
index e9122421c14..02c05cdc4a9 100644
--- a/Doc/ref/ref2.tex
+++ b/Doc/ref/ref2.tex
@@ -355,7 +355,7 @@ that three unescaped quotes in a row terminate the string.  (A
 
 Unless an `r' or `R' prefix is present, escape sequences in strings
 are interpreted according to rules similar
-to those used by Standard \C{}.  The recognized escape sequences are:
+to those used by Standard C.  The recognized escape sequences are:
 \index{physical line}
 \index{escape sequence}
 \index{Standard C}
@@ -434,11 +434,6 @@ concatenation can use different quoting styles for each component
 (even mixing raw strings and triple quoted strings).
 
 
-\subsection{Unicode literals \label{unicode}}
-
-XXX explain more here...
-
-
 \subsection{Numeric literals\label{numbers}}
 
 There are four types of numeric literals: plain integers, long