Update README.md

Author: Rob Crystal-Ornelas

README.md

@@ -24,7 +24,7 @@ This repository content is license for use under the [CC BY 4.0 license](https:/
 Funding for the development of ESS-DIVE's dataset metadata reporting format was provided by the U.S. Department of Energy, Office of Science, Office of Biological and Environmental Research, Climate and Environmental Science Division, Data Management program under contract number DE-AC02-05CH11231.
 
 ## Recommended Citation  
-Agarwal, D., Cholia, S., Hendrix, V. C., Crystal-Ornelas, R., Snavely, C., Damerow, J., & Varadharajan. (In Prep). ESS-DIVE Reporting Format for Dataset Metadata. Environmental Systems Science Data Infrastructure for a Virtual Ecosystem (ESS-DIVE), ESS-DIVE repository. https://doi.org/10.15485/1866026
+Agarwal, D., Cholia, S., Hendrix, V. C., Crystal-Ornelas, R., Snavely, C., Damerow, J., & Varadharajan. (2022). ESS-DIVE Reporting Format for Dataset Metadata. Environmental Systems Science Data Infrastructure for a Virtual Ecosystem (ESS-DIVE), ESS-DIVE repository. https://doi.org/10.15485/1866026
 
 ## Additional resources
 Documentation available ESS-DIVE's dataset metadata https://docs.ess-dive.lbl.gov/contributing-data/package-level-metadata