diff --git a/无进位乘法和GHASH.md b/无进位乘法和GHASH.md
index 5a96fe2..699ec9f 100644
--- a/无进位乘法和GHASH.md
+++ b/无进位乘法和GHASH.md
@@ -10,9 +10,9 @@ Multiplication
 Instruction and its 
 Usage for Computing 
 the GCM Mode](https://www.intel.com/content/dam/develop/external/us/en/documents/clmul-wp-rev-2-02-2014-04-20.pdf)
-* Optimized Galois-Counter Mode implementation on Intel®
+* [Optimized Galois-Counter Mode implementation on Intel®
 Architecture 
-Processors
+Processors](http://www.csit-sun.pub.ro/~cpop/Documentatie_SMP/Intel_Microprocessor_Systems/Intel_ProcessorNew/Intel%20White%20Paper/communications-ia-galois-counter-mode-paper.pdf)
 * Enabling High Performance 
 Galois-Counter Mode on Intel®
 Architecture