diff --git a/README.md b/README.md
index f1f2c8c..649993c 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,10 @@
-[streamlit data_editor](https://docs.streamlit.io/library/advanced-features/dataframes)
-
 ## UI
 
-![](bak/ui_.png)
\ No newline at end of file
+![](bak/ui_.png)
+
+## reference
+
+[streamlit data_editor](https://docs.streamlit.io/library/advanced-features/dataframes)
+
+[streamlit_sqlite](https://docs.streamlit.io/library/advanced-features/connecting-to-data)
+