diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index c07413d5..cbb73c91 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -18,7 +18,7 @@ repos:
       - id: trailing-whitespace
         exclude: 'flowermd/tests/assets/.* | flowermd/assets/.*'
   - repo: https://github.com/psf/black
-    rev: 23.9.1
+    rev: 23.10.0
     hooks:
       - id: black
         args: [ --line-length=80 ]
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
new file mode 100644
index 00000000..bb699e1b
--- /dev/null
+++ b/CONTRIBUTING.md
@@ -0,0 +1,36 @@
+# Contributing to flowerMD
+
+Thank you for considering contributing to flowerMD! We welcome all contributions
+in the form of bug reports, feature requests, code contributions, suggestions, etc.
+
+The default branch for this repository is `main`. Please submit all pull requests
+to the `main` branch.
+
+## Bug reports and feature requests
+For bug reports and feature requests, please open an issue on the
+[GitHub issue tracker](https://github.com/cmelab/flowerMD/issues).
+
+If you are reporting a bug, please include the following information:
+- A short description of the bug
+- A minimal working example that reproduces the bug
+- The expected behavior
+- The actual behavior
+- The version of flowerMD you are using
+
+For feature requests, please include a short description of the feature you would
+like to see added to flowerMD.
+
+## Code contributions
+We welcome all code contributions in the form of pull requests. If you are
+interested in contributing code, please follow the steps below:
+- Fork the repository (default branch is `main`)
+- Create a new branch for your feature/bug fix
+- Create the `flowermd` conda environment using the `environment-cpu.yml` or `environment-gpu.yml` file
+- Make your changes
+- Install the latest version of pre-commit using `conda install -c conda-forge pre-commit` and run `pre-commit install` in the root directory of the repository
+- Commit your changes and make sure all the pre-commit hooks pass
+- Push your changes to your fork and create a pull request
+- Assign the pull request to a reviewer and wait for the reviewers feedback
+
+New functionalities should be covered by unit tests. If you are adding a new
+function/feature/class please follow the existing style for docstrings.
diff --git a/README.md b/README.md
index 371fd6da..d2cff320 100644
--- a/README.md
+++ b/README.md
@@ -39,6 +39,12 @@ how to use flowerMD and what functionalities it provides.
 ## Documentation
 Documentation is available at [https://flowermd.readthedocs.io](https://flowermd.readthedocs.io)
 
+## Contributing
+We welcome all contributions to flowerMD. Please see
+[contributing guidelines](CONTRIBUTING.md) for more information.
+
+
+
 [//]: # (#### Using the built in molecules, systems and forcefields:)
 
 [//]: # (README, documentation and tutorials are a work in progress.)
diff --git a/paper/paper.bib b/paper/paper.bib
index 0b6c435b..83eddf3c 100644
--- a/paper/paper.bib
+++ b/paper/paper.bib
@@ -80,19 +80,15 @@ @article{chodera_2007
 	langid = {english},
 }
 
-@misc{hoomd_2019,
-	title = {{HOOMD}-blue: A Python package for high-performance molecular dynamics and hard particle Monte Carlo simulations},
-	url = {http://arxiv.org/abs/1308.5587},
-	shorttitle = {{HOOMD}-blue},
-	number = {{arXiv}:1308.5587},
-	publisher = {{arXiv}},
-	author = {Anderson, Joshua A. and Glaser, Jens and Glotzer, Sharon C.},
-	urldate = {2023-10-03},
-	date = {2019-10-18},
-	langid = {english},
-	eprinttype = {arxiv},
-	eprint = {1308.5587 [physics]},
-	keywords = {Physics - Computational Physics},
+@article{anderson2020hoomd,
+  title={HOOMD-blue: A Python package for high-performance molecular dynamics and hard particle Monte Carlo simulations},
+  author={Anderson, Joshua A and Glaser, Jens and Glotzer, Sharon C},
+  journal={Computational Materials Science},
+  volume={173},
+  pages={109363},
+  year={2020},
+  publisher={Elsevier},
+  doi={10.1016/j.commatsci.2019.109363}
 }
 
 @article{polyply_2022,
@@ -144,7 +140,8 @@ @article{martin2018pyprism
   number={8},
   pages={2906--2922},
   year={2018},
-  publisher={ACS Publications}
+  publisher={ACS Publications},
+  doi={10.1021/acs.macromol.8b00011}
 }
 
 @Inbook{Klein2016mBuild,
diff --git a/paper/paper.md b/paper/paper.md
index 7c81751d..85abc4a7 100644
--- a/paper/paper.md
+++ b/paper/paper.md
@@ -24,7 +24,7 @@ authors:
     corresponding: true
     affiliation: 1
 affiliations:
- - name: Boise State University, Boise, ID, USA
+ - name: Boise State University, Boise, ID, United States of America
    index: 1
 date: 16 October 2023
 bibliography: paper.bib