New preprint Lampert, Ranocha (2024) (#42)

* New preprint Lampert, Ranocha (2024)

* fix formatting

index.md

@@ -75,6 +75,11 @@ listed above. Author names of Trixi's main developers are in *italics*.
 
 ### 2024
 
+* *Lampert*, *Ranocha*,
+  **Structure-Preserving Numerical Methods for Two Nonlinear Systems of Dispersive Wave Equations**, 2024.\\
+  [![arXiv:2402.16669](https://img.shields.io/badge/arXiv-2402.16669-yellow)](https://arxiv.org/abs/2402.16669)
+  [![reproduce me!](https://img.shields.io/badge/reproduce-me!-brightgreen)](https://github.com/JoshuaLampert/2024_dispersive_shallow_water)
+
 * Rueda-Ramírez, Sikstel, *Gassner*,
   **An Entropy-Stable Discontinuous Galerkin Discretization of the Ideal Multi-Ion Magnetohydrodynamics System**, 2024.\\
   [![arXiv:2402.14615](https://img.shields.io/badge/arXiv-2402.14615-yellow)](https://arxiv.org/abs/2402.14615)