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 #### Description
 
-XTdrone is a customizable Multi-Rotor UAVs simulation platform based on PX4 and ROS. Now the simulator of XTDrone is Gazebo, and the connection to Airsim is being developed.
+XTdrone is a customizable Multi-Rotor UAVs simulation platform based on PX4 and ROS. Now the simulator of XTDrone is Gazebo, and the connection to Airsim is being developed. 
+
+Related paper: XTDrone: [A Customizable Multi-Rotor UAVs Simulation Platform](https://arxiv.org/abs/2003.09700)
+
 
 <img src="./image/architecture.png" width="640" height="480" /> 
 
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 <div id="sidebar"><a href="./README.en.md" target="_blank"><font color=#0000FF size=5px >[ENGLISH]<font></center><a></div>
 
 #### 介绍
-这是基于PX4和ROS的无人机仿真平台(目前模拟器使用Gazebo，与Airsim的连接正在开发中)。
+这是基于PX4和ROS的无人机仿真平台(目前模拟器使用Gazebo，与Airsim的连接正在开发中)。论文见[XTDrone: A Customizable Multi-Rotor UAVs Simulation Platform](https://arxiv.org/abs/2003.09700)
 
 <img src="./image/architecture.png" width="640" height="480" />