Update README.md

README.md

@@ -123,7 +123,7 @@ If you find this useful in your research, please consider citing:
 
 ```bibtex
 @article{wang2026marsretrieval,
-  title={MARSRETRIEVAL: BENCHMARKING VISION-LANGUAGE MODELS FOR PLANETARY-SCALE GEOSPATIAL RETRIEVAL ON MARS},
+  title={MarsRetrieval: Benchmarking Vision-Language Models for Planetary-Scale Geospatial Retrieval on Mars},
   author={Wang, Shuoyuan and Wang, Yiran and Wei, Hongxin},
   journal={arXiv preprint},
   year={2026}