Adding paper reference to README

README.md

@@ -44,6 +44,22 @@ Documentation
 
 Documentation for the protocol and libraries is available on [ReadTheDocs](http://trax.readthedocs.io/).
 
+Citing
+------
+
+If you are using TraX protocol in your research, please cite the [following publication](http://dx.doi.org/10.1016/j.neucom.2017.02.036) that describes the protocol and the library.
+
+```
+@article{cehovin2017trax,
+    author = {{\v{C}}ehovin, Luka},
+    doi = {http://dx.doi.org/10.1016/j.neucom.2017.02.036},
+    issn = {0925-2312},
+    journal = {Neurocomputing},
+    title = {{TraX: The visual Tracking eXchange Protocol and Library}},
+    year = {2017}
+}
+```
+
 License
 -------