diff --git a/LICENSE b/LICENSE
index 0131ab3..f14b8e1 100644
--- a/LICENSE
+++ b/LICENSE
@@ -392,7 +392,7 @@ Creative Commons may be contacted at creativecommons.org.
 
 =======================================================================
 
-[](external/annotater), [](external/deploy-book-workflow), [](external/Download-Link-Replacer), [](external/JupyterBook-Patches), [](external/Sphinx-Image-Inverter) and [](external/Useful_python_code) are licensed under BSD 3-Clause license:
+[](external/annotater), [](external/deploy-book-workflow), [](external/Download-Link-Replacer), [](external/JupyterBook-Patches), [](external/Sphinx-Image-Inverter), [](external/Sphinx-launch-buttons) and [](external/Useful_python_code) are licensed under BSD 3-Clause license:
 
 BSD 3-Clause License
 
diff --git a/book/credits.md b/book/credits.md
index 443e088..7f04a41 100644
--- a/book/credits.md
+++ b/book/credits.md
@@ -48,6 +48,7 @@ The following pages are included directly from an external resource and is not e
 - Page [](./external/Nested-Books/README.md). Original content licensed under CC BY 4.0 license.
 - Page [](./external/Sphinx-Grasple-public/README.md). Original content licensed under MIT license.
 - Page [](./external/Sphinx-Image-Inverter/README.md). Original content licensed under BSD 3-Clause license.
+- Page [](./external/Sphinx-launch-buttons/README.md). Original content licensed under BSD 3-Clause license.
 - Page [](./external/Sphinx-TUDelft-theme/README.md). Original content licensed under MIT license.
 - Page [](./external/teachbooks-sphinx-tippy/README.md). Original content licensed under MIT license.
 - Page [](./external/template/README.md). Original content licensed under CC BY 4.0 license.
diff --git a/book/external/Sphinx-launch-buttons b/book/external/Sphinx-launch-buttons
index 997c7a4..8cfd0ba 160000
--- a/book/external/Sphinx-launch-buttons
+++ b/book/external/Sphinx-launch-buttons
@@ -1 +1 @@
-Subproject commit 997c7a440885ac881dbe606019aa17e332a4932b
+Subproject commit 8cfd0ba7ae24c17e51ac0b1924473a908d4062ac
diff --git a/book/references.bib b/book/references.bib
index 731967f..6ab40b9 100644
--- a/book/references.bib
+++ b/book/references.bib
@@ -117,4 +117,12 @@
   url          = {https://github.com/TeachBooks/Useful_python_code},
   year         = {2024},
   note         = {Retrieved December, 2024. BSD-3-Clause.}
+}
+
+@misc{launch_buttons,
+  author       = {{TeachBooks}},
+  title        = {Custom launch buttons},
+  url          = {https://github.com/TeachBooks/Sphinx-launch-buttons},
+  year         = {2024},
+  note         = {Retrieved December, 2024. BSD-3-Clause.}
 }
\ No newline at end of file