Update setup.cfg

Author: EitanJoseph

setup.cfg

@@ -12,6 +12,7 @@ project_urls =
     Documentation = https://dalpy-developers.github.io/DALPy/
     Bug Tracker = https://github.com/DALPy-Developers/DALPy/issues
     Sample Usage = https://github.com/DALPy-Developers/DALPy-Sample-Problems
+    Article = https://www.thejustice.org/article/2022/04/a-software-called-dalpy-was-created-by-two-undergraduate-students-and-will-assist-teaching-testing-and-grading-at-the-university-brandeis
 classifiers =
     Programming Language :: Python :: 3
     License :: OSI Approved :: MIT License
@@ -24,4 +25,4 @@ packages = find:
 python_requires = >=3.6
 
 [options.packages.find]
-where = src
+where = src