diff --git a/gomore/06_circuit_breaker/README.md b/gomore/06_circuit_breaker/README.md
index 52b9e53..ecb692c 100644
--- a/gomore/06_circuit_breaker/README.md
+++ b/gomore/06_circuit_breaker/README.md
@@ -22,4 +22,6 @@ Circuit Breaker Pattern 也叫断路器模式，断路器设计模式是故障
 
 上下文用于传递参数.
 
-参考：<https://blog.csdn.net/jeffrey11223/article/details/85541923>
+参考：
+<https://msdn.microsoft.com/en-us/library/dn589784.aspx>
+<https://blog.csdn.net/jeffrey11223/article/details/85541923>
diff --git a/images/breaker-state-machine-flow.png b/images/breaker-state-machine-flow.png
new file mode 100644
index 0000000..86057b5
Binary files /dev/null and b/images/breaker-state-machine-flow.png differ