From 58d6157e02cfa52ff0641e40d75c0f1c671f471c Mon Sep 17 00:00:00 2001
From: Benjamin Kyd <benjaminkyd@gmail.com>
Date: Mon, 9 Sep 2019 21:25:37 +0100
Subject: [PATCH] Update README.md

---
 README.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/README.md b/README.md
index 0a8d930..89d4ed9 100644
--- a/README.md
+++ b/README.md
@@ -68,6 +68,11 @@ int main(int argc, char** argv) {
 ```
 ![Example Render](https://imgur.com/ueTC3OS.png)
 
+### References
+
+While programming this I found a few resources especially useful. Below is some listed.
+
+* [Scratch A Pixel - Global Illumination](https://www.scratchapixel.com)
 
 ### Samples