diff --git a/CITATION.cff b/CITATION.cff
new file mode 100644
index 0000000..036458e
--- /dev/null
+++ b/CITATION.cff
@@ -0,0 +1,23 @@
+cff-version: 1.2.0
+message: "If you use this software, please cite the TRIMSP-NL Workbench publication and this software release."
+title: "TRIMSP-NL Workbench"
+type: software
+version: 1.4.0
+date-released: 2026-08-27
+url: "http://musruser.psi.ch/TrimSP-NL/"
+repository-code: "https://gitea.psi.ch/LMU/TRIMSP"
+license: GPL-3.0-or-later
+authors:
+  - family-names: Salman
+    given-names: Zaher
+  - family-names: McFadden
+    given-names: Ryan M. L.
+  - family-names: Prokscha
+    given-names: Thomas
+keywords:
+  - Monte Carlo
+  - ion implantation
+  - low-energy muons
+  - multilayers
+  - TRIM.SP
+  - transport simulation