diff --git a/kotlin-coroutines-bottom-up/README.md b/kotlin-coroutines-bottom-up/README.md
index bc61ef7..4f824ee 100644
--- a/kotlin-coroutines-bottom-up/README.md
+++ b/kotlin-coroutines-bottom-up/README.md
@@ -1,3 +1,5 @@
+原文链接： [A Bottom-Up View of Kotlin Coroutines](https://www.infoq.com/articles/kotlin-coroutines-bottom-up/) - _Garth Gilmour_ / _Eamonn Boyle_，2020-01-11
+
 # 自底向上学习`Kotlin`协程
 
 --------------------------------------