Update README.md

README.md

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 [![Downloads](https://static.pepy.tech/badge/epyt/month)](https://pepy.tech/project/epyt)
 [![build](https://github.com/OpenWaterAnalytics/EPyT/actions/workflows/build_tests.yml/badge.svg)](https://github.com/OpenWaterAnalytics/EPyT/actions/workflows/build_tests.yml)
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-[![DOI](https://zenodo.org/badge/497006956.svg)](https://zenodo.org/badge/latestdoi/497006956)
+[![DOI](https://joss.theoj.org/papers/10.21105/joss.05947/status.svg)](https://doi.org/10.21105/joss.05947)
 
 
 # EPANET Python Toolkit (EPyT)
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 ## How to cite 
 
-Marios S. Kyriakou, Marios Demetriades, Stelios G. Vrachimis, Demetrios G. Eliades, & Marios M. Polycarpou. (2023). OpenWaterAnalytics/EPyT. Zenodo. https://doi.org/10.5281/zenodo.8277487
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 ↑ [Back to top](#table-of-contents)
 
 ## Requirements