diff --git a/content/lessons/07_smart_pointers/index.md b/content/lessons/07_smart_pointers/index.md
index 3f17d7c..fc4cb72 100644
--- a/content/lessons/07_smart_pointers/index.md
+++ b/content/lessons/07_smart_pointers/index.md
@@ -63,3 +63,10 @@ Alongisde the `RefCell<T>` type described above, there is an analogous [`Cell<T>
 # Additional reading
 
 - [On wrapped references](https://www.fpcomplete.com/blog/rust-asref-asderef/)
+- [`Deref` vs `AsRef` vs `Borrow`](https://dev.to/zhanghandong/rust-concept-clarification-deref-vs-asref-vs-borrow-vs-cow-13g6)
+
+## Assignment 5 (graded)
+
+[Corporations](https://classroom.github.com/a/QlO3aCCP)
+
+Deadline: 13.11.2024 23:59