-Bassam AlKindy,
-Jean-Fran\c{c}ois Couchot,
-Christophe Guyeux,
-and Michel Salomon*\\
-FEMTO-ST Institute, UMR 6174 CNRS\\
-Computer Science Laboratory DISC,
-University of Franche-Comt\'{e},
-Besan\c con, France.\\
-$*:$ Authors in alphabetic order.\\
+Bassam AlKindy\footnote{email: balkindy@femto-st.fr} \and Jean-Fran\c{c}ois Couchot
+\and Christophe Guyeux \and Michel Salomon \and\\
+FEMTO-ST Institute, UMR 6174 CNRS, \\
+Computer Science Department DISC, \\
+University of Franche-Comt\'{e}, France \\
+{\small \it Authors in alphabetic order}