diff --git a/doc/resources/vulkan.md b/doc/resources/vulkan.md
index 01c3090..53b5a5f 100644
--- a/doc/resources/vulkan.md
+++ b/doc/resources/vulkan.md
@@ -4,4 +4,5 @@
 <https://vulkan-tutorial.com/Vertex_buffers/Vertex_buffer_creation>
 <https://docs.vulkan.org/spec/latest/index.html>
 <https://www.youtube.com/watch?v=rXSdDE7NWmA>
+<https://thebookofshaders.com/>
 <https://blogs.igalia.com/itoral/2018/03/20/improving-shader-performance-with-vulkans-specialization-constants/>