-\chapterauthor{Sylvain Contassot-Vivier}{Université Lorraine, Loria UMR 7503 \& AlGorille INRIA Project Team, Nancy, France.}
-\chapterauthor{Stephane Vialle}{SUPELEC, UMI GT-CNRS 2958 \& AlGorille INRIA Project Team, Metz, France.}
-\chapterauthor{Jens Gustedt}{INRIA Nancy -- Grand Est, AlGorille INRIA Project Team, Strasbourg, France.}
+\chapterauthor{Sylvain Contassot-Vivier}{Université Lorraine, Loria UMR 7503 \& AlGorille INRIA Project Team, Nancy, France}
+\chapterauthor{Stephane Vialle}{SUPELEC, UMI GT-CNRS 2958 \& AlGorille INRIA Project Team, Metz, France}
+\chapterauthor{Jens Gustedt}{INRIA Nancy--Grand Est, AlGorille INRIA Project Team, Strasbourg, France}