diff --git a/Source/Core/IntersectionTests.js b/Source/Core/IntersectionTests.js
index 3657b9b48ee5..e468763c9ff0 100644
--- a/Source/Core/IntersectionTests.js
+++ b/Source/Core/IntersectionTests.js
@@ -80,6 +80,10 @@ define([
 
     /**
      * Computes the intersection of a ray and a triangle as a parametric distance along the input ray.
+     *
+     * Implements {@link https://cadxfem.org/inf/Fast%20MinimumStorage%20RayTriangle%20Intersection.pdf|
+     * Fast Minimum Storage Ray/Triangle Intersection} by Tomas Moller and Ben Trumbore.
+     *
      * @memberof IntersectionTests
      *
      * @param {Ray} ray The ray.
@@ -170,6 +174,10 @@ define([
 
     /**
      * Computes the intersection of a ray and a triangle as a Cartesian3 coordinate.
+     *
+     * Implements {@link https://cadxfem.org/inf/Fast%20MinimumStorage%20RayTriangle%20Intersection.pdf|
+     * Fast Minimum Storage Ray/Triangle Intersection} by Tomas Moller and Ben Trumbore.
+     *
      * @memberof IntersectionTests
      *
      * @param {Ray} ray The ray.