Update README.md

README.md

@@ -161,7 +161,7 @@ For the ADD subtask, our data(A-FB15k237 and E-WN18RR) remain the same as the in
 
 ### Citation Information
 
-'''
+```
 @article{DBLP:journals/corr/abs-2301-10405,
   author    = {Siyuan Cheng and
                Ningyu Zhang and
@@ -182,7 +182,7 @@ For the ADD subtask, our data(A-FB15k237 and E-WN18RR) remain the same as the in
   biburl    = {https://dblp.org/rec/journals/corr/abs-2301-10405.bib},
   bibsource = {dblp computer science bibliography, https://dblp.org}
 }
-'''
+```
 
 ### Contributions