Update README.md

README.md

@@ -1,5 +1,15 @@
 # CloudSim Express: Low-Code Simulation Framework for CloudSim
 
+---
+If you use this software in your work, please cite the CloudSim Express paper (Submitted to Journal of Software: Practice and Experience ([Pre-print available at Arxiv](https://arxiv.org/abs/2311.00974))
+```
+@misc{2311.00974,
+Author = {Tharindu B. Hewage and Shashikant Ilager and Maria A. Rodriguez and Rajkumar Buyya},
+Title = {CloudSim Express: A Novel Framework for Rapid Low Code Simulation of Cloud Computing Environments},
+Year = {2023},
+Eprint = {arXiv:2311.00974},
+}
+```
 ---
 
 [![CloudSim Express Build](https://github.com/Cloudslab/cloudsim-express/actions/workflows/maven.yml/badge.svg?branch=main)](https://github.com/Cloudslab/cloudsim-express/actions/workflows/maven.yml)
@@ -458,4 +468,4 @@ Once built, the `/release-artifacts` folder contains the artifacts.
 - Wait until automated build passes with your PR.
 - Upon successfully PR with the automatic build, a CloudsLab organization member will merge your contribution.
 
-Please kindly refer to the project licence.
+Please kindly refer to the project licence.