added content level ref

[helm.git] / helm / papers / matita / matita.tex

diff --git a/helm/papers/matita/matita.tex b/helm/papers/matita/matita.tex
index 8ed71abe69bee79f4b2a8763c43d8fa67fbc8abd..09b1f0b79a80a379f473ac2a8153e28e518f135e 100644 (file)
--- a/helm/papers/matita/matita.tex
+++ b/helm/papers/matita/matita.tex
@@ -283,8 +283,8 @@ depicted in Fig.~\ref{fig:inputphase}. The architecture is articulated as a
 pipline of three levels: the concrete syntax level (level 0) is the one the user
 has to deal with when inserting CIC terms; the abstract syntax level (level 2)
 is an internal representation which intuitively encodes mathematical formulae at
-the content level \NOTE{rif. per\\ content}; the formal mathematics level (level
-3) is the CIC encoding of terms.
+the content level~\cite{adams}~\cite{mkm-structure}; the formal mathematics
+level (level 3) is the CIC encoding of terms.
 
 Requirement (1) is addressed by a built-in concrete syntax for terms, described
 in Tab.~\ref{tab:termsyn}, and the extensible notation mechanisms which offers a