Update README.md

README.md

@@ -37,7 +37,7 @@ words "I did" using Matlab. Labels were assigned by the experimenter, using 's'
 subject differed from the than-clause subject, and 'ns' for other tokens. The labeling does not depend on prosody,
 though it correlates with it.
 
-On the same problem using an SVM classifier, see Howell, Jonathan, Mats Rooth, and Michael Wagner. "Acoustic classification of focus: On the web and in the lab." (2016).
+On the same problem using an SVM classifier, see Howell, Jonathan, Mats Rooth, and Michael Wagner, *Acoustic classification of focus: On the web and in the lab* (2016).
 
 The class ns was reduced to 160 tokens, to match the number of tokens of s.