diff --git a/week10_efficiency/README.md b/week10_efficiency/README.md
new file mode 100644
index 00000000..391d5502
--- /dev/null
+++ b/week10_efficiency/README.md
@@ -0,0 +1,9 @@
+* Lecture [__slides__](./lecture_efficiency.pdf)
+* Videos:
+   * [lecture](https://disk.yandex.ru/i/BS4pvmi5F5qJaA) and [practice](https://disk.yandex.ru/i/6mNmON2fadXSmQ) (russian)
+   * English lectures TBU
+* Related [lecture](https://www.youtube.com/watch?v=CrDRr2fxbsg) (english, but not for NLP)
+
+
+
+