diff --git a/src/data/roadmaps/postgresql-dba/content/mvcc@-_ADJsTVGAgXq7_-8bdIO.md b/src/data/roadmaps/postgresql-dba/content/mvcc@-_ADJsTVGAgXq7_-8bdIO.md
index 8e0c688c0..788fc1622 100644
--- a/src/data/roadmaps/postgresql-dba/content/mvcc@-_ADJsTVGAgXq7_-8bdIO.md
+++ b/src/data/roadmaps/postgresql-dba/content/mvcc@-_ADJsTVGAgXq7_-8bdIO.md
@@ -3,6 +3,6 @@
 Multi-Version Concurrency Control (MVCC) is a technique used by PostgreSQL to allow multiple transactions to access the same data concurrently without conflicts or delays. It ensures that each transaction has a consistent snapshot of the database and can operate on its own version of the data.
 
 Learn more from the following resources:
-
+- [@official@Intro to MVCC](https://www.postgresql.org/docs/current/mvcc-intro.html)
 - [@article@Multiversion concurrency control - Wikipedia](https://en.wikipedia.org/wiki/Multiversion_concurrency_control)
 - [@article@What is MVVC?](https://www.theserverside.com/blog/Coffee-Talk-Java-News-Stories-and-Opinions/What-is-MVCC-How-does-Multiversion-Concurrencty-Control-work)
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