README: add links

README.md

@@ -6,3 +6,9 @@ specify connection data
 export AWS_ACCESS_KEY_ID="${MY_AWS_ACCESS_KEY_ID}"
 export AWS_SECRET_ACCESS_KEY="${MY_AWS_SECRET_ACCESS_KEY}"
 ```
+
+### Links
+
+* [ceph S3 examples](https://github.com/ronaldddilley/ceph-s3-examples)
+* [boto3 amazon](https://boto3.amazonaws.com/v1/documentation/api/latest/index.html)
+