Add link to paper

This PR improves the model card by explicitly linking it to the research paper: [MobiAgent: A Systematic Framework for Customizable Mobile Agents](https://huggingface.co/papers/2509.00531).

README.md

@@ -1,23 +1,23 @@
 ---
+library_name: transformers
 license: apache-2.0
 pipeline_tag: image-text-to-text
 tags:
 - multimodal
 - gui
-library_name: transformers
 ---
 
 # MobiMind-Grounder-3B Model
 
-This is the Grounder Model of [MobiAgent](https://github.com/IPADS-SAI/MobiAgent) with 3B parameters, capable of low-level UI element grounding in GUI agent task execution.
+This is the Grounder Model of [MobiAgent](https://github.com/IPADS-SAI/MobiAgent) with 3B parameters, capable of low-level UI element grounding in GUI agent task execution, as presented in the paper [MobiAgent: A Systematic Framework for Customizable Mobile Agents](https://huggingface.co/papers/2509.00531).
 
 ## About MobiAgent
 
 **MobiAgent** is a powerful mobile agent system including:
 
-* **An agent model family**: MobiMind
-* **An agent acceleration framework**: AgentRR
-* **An agent benchmark**: MobiFlow
+*   **An agent model family**: MobiMind
+*   **An agent acceleration framework**: AgentRR
+*   **An agent benchmark**: MobiFlow
 
 **System Architecture:**
 
@@ -44,4 +44,4 @@ Deploy model inference service with vLLM:
 vllm serve IPADS-SAI/MobiMind-Grounder-3B
 ```
 
-For more usage details, e.g., execute GUI tasks with ADB or our Android App, please refer to our [repo](https://github.com/IPADS-SAI/MobiAgent)!
+For more usage details, e.g., execute GUI tasks with ADB or our Android App, please refer to our [repo](https://github.com/IPADS-SAI/MobiAgent)!