Add TMAP8 citation page with 2025 FED paper

Refs idaholab#220

Author: cticenhour

doc/config.yml

@@ -55,6 +55,7 @@ Extensions:
               Examples: /examples/index.md
               Publications using TMAP8: publications.md
             Software Quality: /sqa/index.md
+            Citing: citing_tmap8.md
             Help:
               TMAP8 Issues Page: https://github.com/idaholab/TMAP8/issues
               TMAP8 Discussion Forum: https://github.com/idaholab/TMAP8/discussions

doc/content/bib/articles_using_tmap8.bib

@@ -1,3 +1,16 @@
+@article{Simon2025,
+    author = {Pierre-Clément A. Simon and Casey T. Icenhour and Gyanender Singh and Alexander D Lindsay and Chaitanya Vivek Bhave and Lin Yang and Adriaan Anthony Riet and Yifeng Che and Paul Humrickhouse and Masashi Shimada and Pattrick Calderoni},
+    title = {Tritium Migration Analysis Program, Version 8 ({TMAP8}) for Advanced Open-Source Tritium Transport and Fuel Cycle Modeling},
+    journal = {Fusion Engineering and Design},
+    publisher = {Elsevier},
+    volume = {214},
+    pages = {114874},
+    year = {2025},
+    month = {May},
+    issn = {0920-3796},
+    doi = {10.1016/j.fusengdes.2025.114874}
+}
+
 @article{Shimada2024,
     author = {Masashi Shimada and Pierre-Clément A. Simon and Casey T. Icenhour and Gyanender Singh},
     title = {Toward a high-fidelity tritium transport modeling for retention and permeation experiments},

doc/content/citing_tmap8.md

@@ -0,0 +1,28 @@
+# Citing TMAP8
+
+This page lists the references to use if you are using TMAP8 in your publication. For a
+list of publications that have cited TMAP8, please refer to the [publications.md].
+
+## TMAP8
+
+For all publications that use TMAP8, please cite the following.
+
+```tex
+@article{Simon2025,
+    author = {Pierre-Clément A. Simon and Casey T. Icenhour and Gyanender Singh and Alexander D Lindsay and Chaitanya Vivek Bhave and Lin Yang and Adriaan Anthony Riet and Yifeng Che and Paul Humrickhouse and Masashi Shimada and Pattrick Calderoni},
+    title = {Tritium Migration Analysis Program, Version 8 ({TMAP8}) for Advanced Open-Source Tritium Transport and Fuel Cycle Modeling},
+    journal = {Fusion Engineering and Design},
+    publisher = {Elsevier},
+    volume = {214},
+    pages = {114874},
+    year = {2025},
+    month = {May},
+    issn = {0920-3796},
+    doi = {10.1016/j.fusengdes.2025.114874}
+}
+```
+
+## MOOSE, MOOSE Systems, and MOOSE Physics Modules
+
+Because TMAP8 is based on MOOSE and several MOOSE-based systems and physics modules,
+please refer to [citing.md] for all MOOSE-specific citations.