Update ref for surface coupling paper

Author: isteinbrecher

_bibliography/papers.bib

@@ -1,9 +1,12 @@
-@article{Steinbrecher2025,
-    author = {Steinbrecher, Ivo and Hagmeyer, Nora and Meier, Christoph and Popp, Alexander},
-    title = {A consistent mixed-dimensional coupling approach for 1D Cosserat beams and 2D surfaces in 3D space},
-    journal = {Computational Mechanics},
-    year = {2025},
-    url = {doi:<a href="https://doi.org/10.1007/s00466-025-02647-9">10.1007/s00466-025-02647-9</a>}
+@Article{Steinbrecher2025,
+  author = {Steinbrecher, Ivo and Hagmeyer, Nora and Meier, Christoph and Popp, Alexander},
+  title = {A consistent mixed-dimensional coupling approach for {1D} {C}osserat beams and {2D} surfaces in {3D} space},
+  journal = {Computational Mechanics},
+  year = {2025},
+  number = {5},
+  pages = {1233--1260},
+  volume = {76},
+  url = {doi:<a href="https://doi.org/10.1007/s00466-025-02647-9">10.1007/s00466-025-02647-9</a>}
 }
 
 @article{Engelhardt2025,