Added doi to step-54.

diff --git a/examples/step-54/doc/intro.dox b/examples/step-54/doc/intro.dox
index e4d234b032d64b7159a166eef7b3d0786beb8479..739c812b160b7f54baf05d76e9f2110333ec4c56 100644 (file)
--- a/examples/step-54/doc/intro.dox
+++ b/examples/step-54/doc/intro.dox
@@ -7,6 +7,8 @@ that interface with the OpenCASCADE library (http://www.opencascade.org) that
 allow the specification of arbitrary IGES files to describe the boundaries for
 your geometries.
 
+@dealiiTutorialDOI{10.5281/zenodo.546220,https://zenodo.org/badge/DOI/10.5281/zenodo.546220.svg}
+
 <a name="Intro"></a>
 <h1>Introduction</h1>