diff --git a/Ch2-3-SoftwareLanguage.bbl b/Ch2-3-SoftwareLanguage.bbl
index 9113ca4..b5e60d2 100644
--- a/Ch2-3-SoftwareLanguage.bbl
+++ b/Ch2-3-SoftwareLanguage.bbl
@@ -2,7 +2,7 @@
 
 \bibitem{DBLP:journals/software/WamplerC10}
 Dean Wampler and Tony Clark.
-\newblock Guest editors' introduction: Multiparadigm programming.
+\newblock Guest editors' introduction: Multiparadigm programming. 
 \newblock {\em {IEEE} Software}, 27(5):20--24, 2010.
 
 \bibitem{DBLP:series/lncs/Torra16}