External Model pappes and samples papers

https://drive.google.com/file/d/1HRzIaTangxDHj2INHyju4YCaVePhJ9uY/view?usp=sharing https://drive.google.com/file/d/1Q4ch1gaT6Db0vo8u8duegJEtDhKcwudv/view?usp=sharing https://drive.google.com/file/d/1EprNSxA92uApSn7HGYxMMItPvehIxEQu/view?usp=sharing