diff --git a/guide/english/algorithms/graph-algorithms/dijkstra/index.md b/guide/english/algorithms/graph-algorithms/dijkstra/index.md
index e810bb02fa..64f07ea3a1 100644
--- a/guide/english/algorithms/graph-algorithms/dijkstra/index.md
+++ b/guide/english/algorithms/graph-algorithms/dijkstra/index.md
@@ -90,4 +90,7 @@ public class Dijkstra {
 	System.out.println(Arrays.toString(dist));
     }
 }
-```
\ No newline at end of file
+```
+
+## More Information: 
+- [Priority Queue Documentation](https://docs.oracle.com/javase/7/docs/api/java/util/PriorityQueue.html)