docs: update citation

README.md

@@ -129,7 +129,7 @@ Thanks to Willy Scheibel ([@scheibel](https://github.com/scheibel)) for supervis
 
 If you would like to cite this project or learn more about the research behind it, please refer to the following publication:
 
-Christoph Thiede, Willy Scheibel, and Jürgen Döllner: [Bringing Objects to Life: Supporting Program Comprehension through Animated 2.5D Object Maps from Program Traces.](https://www.researchgate.net/publication/376650904_Bringing_Objects_to_Life_Supporting_Program_Comprehension_through_Animated_25D_Object_Maps_from_Program_Traces) In *15th International Conference on Information Visualization Theory and Applications (IVAPP 2024)*, February 27–29, Rome, Italy. SciTePress, 9 pages. In press. [🔗 Preprint](https://linqlover.github.io/trace4d/paper-ivapp.pdf) [🔗 Poster](https://linqlover.github.io/trace4d/poster-ivapp.pdf)
+Christoph Thiede, Willy Scheibel, and Jürgen Döllner: [Bringing Objects to Life: Supporting Program Comprehension through Animated 2.5D Object Maps from Program Traces.](https://www.researchgate.net/publication/376650904_Bringing_Objects_to_Life_Supporting_Program_Comprehension_through_Animated_25D_Object_Maps_from_Program_Traces) In *Proceedings of the 15th International Conference on Information Visualization Theory and Applications (IVAPP 2024)*, February 27–29, Rome, Italy. SciTePress, 9 pages. In press. [🔗 Preprint](https://linqlover.github.io/trace4d/paper-ivapp.pdf) [🔗 Poster](https://linqlover.github.io/trace4d/poster-ivapp.pdf)
 
 <details>
 <summary>BibTeX</summary>