diff --git a/resources.md b/resources.md
index 19df3a6..436c264 100644
--- a/resources.md
+++ b/resources.md
@@ -47,6 +47,7 @@
 - <https://wiki.osdev.org/I/O_Ports>
 
 ## Partitioning
+- <https://uefi.org/specs/UEFI/2.10/05_GUID_Partition_Table_Format.html>
 - <https://wiki.osdev.org/GPT>
 
 ## Memory protection