typo et quelques lemmes

Recherche/ALDLoverAB/main.tex

@@ -225,7 +225,7 @@ Each process $p_i$ maintains:
 % ------------------------------------------------------------------------------
 \section{Correctness}
 
-\begin{lemma}[Stable round closure]\label{lem:closure-stable}
+\begin{lemma}[Stable round closure]\label{rem:closure-stable}
 If a round $r$ is closed, then there exists a linearization point $t_0$ of $\APPEND(r)$ in the \DL, and from that point on, no $\PROVE(r)$ can be valid.
 Once closed, a round never becomes open again.
 \end{lemma}