diff --git a/docs/spsc/queue.md b/docs/spsc/queue.md
index 1ee4be4..971f4b1 100644
--- a/docs/spsc/queue.md
+++ b/docs/spsc/queue.md
@@ -36,3 +36,6 @@ if (read) {
     DoStuffWithData(read);
 }
 ```
+
+## How it works
+[Here](https://www.codeproject.com/Articles/43510/Lock-Free-Single-Producer-Single-Consumer-Circular) is a good writeup on how spsc lock-free queues work.