diff --git a/LD2/DSL/readme.md b/LD2/DSL/readme.md
index e97fd712..1b4547fd 100644
--- a/LD2/DSL/readme.md
+++ b/LD2/DSL/readme.md
@@ -5,3 +5,6 @@
 - [Парсер‑комбинаторы «с нуля»](https://habr.com/ru/articles/1016632/)
 - [RFC 69.69: Протокол SOS (Sex Over SMS), спецификация](https://habr.com/ru/articles/1017720/)
 - ABNF \ EBNF [wiki](https://ru.wikipedia.org/wiki/%D0%A0%D0%B0%D1%81%D1%88%D0%B8%D1%80%D0%B5%D0%BD%D0%BD%D0%B0%D1%8F_%D1%84%D0%BE%D1%80%D0%BC%D0%B0_%D0%91%D1%8D%D0%BA%D1%83%D1%81%D0%B0_%E2%80%94_%D0%9D%D0%B0%D1%83%D1%80%D0%B0) ; https://intuit.ru/studies/courses/19752/539/lecture/12143
+
+### also
+- https://github.com/bpmbpm/doc/tree/main/AI/dev/DSL