diff --git a/README.md b/README.md
index 4678649..f409e8e 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 Overview
 ------
-This repository implements some common path planning algorithms used in robotics, including Search-based algorithms and Sampling-based algorithms. We designed animation for each algorithm to display the running process.
+This repository implements some common path planning algorithms used in robotics, including Search-based algorithms and Sampling-based algorithms. We designed animation for each algorithm to display the running process. The related papers are listed in [Papers](https://github.com/zhm-real/PathPlanning#papers).
 
 Directory Structure
 ------
@@ -32,6 +32,7 @@ Directory Structure
         ├── Spline-RRT*
         ├── Fast Marching Trees (FMT*)
         └── Batch Informed Trees (BIT*)
+    └── Papers
 
 ## Animations - Search-Based
 ### Best-First & Dijkstra