DOC: add DOI badge.

Author: ggventurini

README.md

@@ -25,7 +25,9 @@ it is very heavily based.
 [![Build Status](https://travis-ci.org/ggventurini/python-deltasigma.png?branch=master)](https://travis-ci.org/ggventurini/python-deltasigma) [![Coverage Status](https://coveralls.io/repos/ggventurini/python-deltasigma/badge.png?branch=master)](https://coveralls.io/r/ggventurini/python-deltasigma?branch=master)
 [![PyPi version](http://img.shields.io/badge/version-0.1-brightgreen.png)](https://pypi.python.org/pypi/deltasigma/)
 [![PyPi downloads](https://pypip.in/download/deltasigma/badge.png)](https://pypi.python.org/pypi/deltasigma/)
-[![BSD 2 clause license](http://img.shields.io/badge/license-BSD%20%282%20clause%29-brightgreen.png)](https://raw.githubusercontent.com/ggventurini/python-deltasigma/master/LICENSE)
+[![BSD 2 clause license](http://img.shields.io/badge/license-BSD-brightgreen.png)](https://raw.githubusercontent.com/ggventurini/python-deltasigma/master/LICENSE)
+[![DOI](https://zenodo.org/badge/doi/10.5281/zenodo.11167.png)](http://dx.doi.org/10.5281/zenodo.11167)
+
 
 ***
 

deltasigma/__init__.py

@@ -45,7 +45,8 @@
 Status
 ------
 
-|Build Status| |Coverage Status| |PyPi version| |PyPi downloads| |BSD 2 clause license|
+|Build Status| |Coverage Status| |PyPi version| |PyPi downloads| |BSD
+2 clause license| |DOI BADGE|
 
 This project is a *work in progress*, not all functionality has been
 ported, yet. The next figure shows the relationship between the main functions
@@ -353,8 +354,11 @@
    :target: https://pypi.python.org/pypi/deltasigma/
 .. |PyPi downloads| image::  https://pypip.in/download/deltasigma/badge.png
    :target: https://pypi.python.org/pypi/deltasigma/
-.. |BSD 2 clause license| image:: http://img.shields.io/badge/license-BSD%20%282%20clause%29-brightgreen.png
+.. |BSD 2 clause license| image:: http://img.shields.io/badge/license-BSD-brightgreen.png
    :target: https://raw.githubusercontent.com/ggventurini/python-deltasigma/master/LICENSE
+.. |DOI BADGE| image:: https://zenodo.org/badge/doi/10.5281/zenodo.11167.png
+   :target: http://dx.doi.org/10.5281/zenodo.11167
+
 
 Credits
 ~~~~~~~

pypi_description.rst

@@ -23,7 +23,7 @@ which it is very heavily based. |githalytics.com alpha|
 **Latest version:** `0.1 <https://pypi.python.org/pypi/deltasigma/>`__
 
 |Build Status| |Coverage Status| |PyPi version| |PyPi downloads| |BSD 2
-clause license|
+clause license| |DOI BADGE|
 
 Install
 -------
@@ -135,5 +135,7 @@ MATLAB is a registered trademark of The MathWorks, Inc.
    :target: https://pypi.python.org/pypi/deltasigma/
 .. |PyPi downloads| image:: https://pypip.in/download/deltasigma/badge.png
    :target: https://pypi.python.org/pypi/deltasigma/
-.. |BSD 2 clause license| image:: http://img.shields.io/badge/license-BSD%20%282%20clause%29-brightgreen.png
+.. |BSD 2 clause license| image:: http://img.shields.io/badge/license-BSD-brightgreen.png
    :target: https://raw.githubusercontent.com/ggventurini/python-deltasigma/master/LICENSE
+.. |DOI BADGE| image:: https://zenodo.org/badge/doi/10.5281/zenodo.11167.png
+   :target: http://dx.doi.org/10.5281/zenodo.11167