diff --git a/CITATION.bib b/CITATION.bib
index c5ed29ff1..1f9ca71e9 100644
--- a/CITATION.bib
+++ b/CITATION.bib
@@ -1,3 +1,10 @@
+@article{rackauckas2020universal,
+  title={Universal differential equations for scientific machine learning},
+  author={Rackauckas, Christopher and Ma, Yingbo and Martensen, Julius and Warner, Collin and Zubov, Kirill and Supekar, Rohit and Skinner, Dominic and Ramadhan, Ali},
+  journal={arXiv preprint arXiv:2001.04385},
+  year={2020}
+}
+
 @article{DifferentialEquations.jl-2017,
  author = {Rackauckas, Christopher and Nie, Qing},
  doi = {10.5334/jors.151},