Update README.md

README.md

@@ -19,6 +19,10 @@ Both system metrics (json format) and log data (json format) were collected from
 
 ## Citation:
 
+Lecheng Zheng and Zhengzhang Chen and Dongjie Wang and Chengyuan Deng and Reon Matsuoka and Haifeng Chen: LEMMA-RCA: A Large Multi-modal Multi-domain Dataset for Root Cause Analysis. CoRR abs/2406.05375 (2024)
+
+## References:
+
 [1] Lecheng Zheng, Zhengzhang Chen, Jingrui He, Haifeng Chen:
 MULAN: Multi-modal Causal Structure Learning and Root Cause Analysis for Microservice Systems. WWW 2024: 4107-4116.