citation in Readme

README.md

@@ -2,6 +2,7 @@
 ![](https://coveralls.io/repos/github/nomad-coe/nomad-simulations/badge.svg?branch=develop)
 ![](https://img.shields.io/pypi/v/nomad-simulations)
 ![](https://img.shields.io/pypi/pyversions/nomad-simulations)
+[![DOI](https://zenodo.org/badge/744481756.svg)](https://zenodo.org/badge/latestdoi/744481756)
 
 
 
@@ -160,6 +161,9 @@ plugins:
 **Note!**
 Once you modify your `nomad.yaml` file adding `include`, all the default plugins will be disconnected, so you will need to include them as well.
 
+## How to cite this work
+NOMAD Simulations, José M. Pizarro, Esma B. Boydas, Nathan Daelman, Alvin Noe Ladines,
+Bernadette Mohr, and Joseph F. https://doi.org/`<zenodo_doi>`
 
 ## Main contributors
 | Name | E-mail     | Topics | Github profiles |
@@ -169,6 +173,3 @@ Once you modify your `nomad.yaml` file adding `include`, all the default plugins
 | Dr. José M. Pizarro | [[email protected]](mailto:[email protected]) | GW, DMFT, BSE | [@JosePizarro3](https://github.com/JosePizarro3) |
 | Dr. Esma B. Boydas | [[email protected]](mailto:[email protected]) | Quantum Chemistry | [@EBB2675](https://github.com/EBB2675) |
 | Dr. Joseph F. Rudzinski (**Coordinator**) | [[email protected]](mailto:[email protected]) | General | [@JFRudzinski](https://github.com/JFRudzinski) |
-
-
-[![DOI](https://zenodo.org/badge/744481756.svg)](https://zenodo.org/badge/latestdoi/744481756)