1 files changed, 30 insertions, 20 deletions
diff --git a/references.bib b/references.bib
index 194a8b4..303b83f 100644
--- a/references.bib
+++ b/references.bib
@@ -94,26 +94,36 @@
 }
 
 @article{rosenblatt1958perceptron,
-  added-at = {2017-07-19T15:29:59.000+0200},
-  author = {Rosenblatt, F.},
-  biburl = {https://www.bibsonomy.org/bibtex/214ee8da21c66cd4d00d7ab6eca2d96a9/andreashdez},
-  citeulike-article-id = {13697582},
-  citeulike-linkout-0 = {http://dx.doi.org/10.1037/h0042519},
-  doi = {10.1037/h0042519},
-  interhash = {dc0cef9dc06033a04f525efdcde7a660},
-  intrahash = {14ee8da21c66cd4d00d7ab6eca2d96a9},
-  issn = {0033-295X},
-  journal = {Psychological Review},
-  keywords = {imported},
-  number = 6,
-  pages = {386--408},
-  posted-at = {2016-05-02 20:23:36},
-  priority = {2},
-  timestamp = {2017-07-19T15:31:02.000+0200},
-  title = {{The perceptron: A probabilistic model for information storage and organization in the brain.}},
-  url = {http://dx.doi.org/10.1037/h0042519},
-  volume = 65,
-  year = 1958
+	added-at = {2017-07-19T15:29:59.000+0200},
+	author = {Rosenblatt, F.},
+	biburl = {https://www.bibsonomy.org/bibtex/214ee8da21c66cd4d00d7ab6eca2d96a9/andreashdez},
+	citeulike-article-id = {13697582},
+	citeulike-linkout-0 = {http://dx.doi.org/10.1037/h0042519},
+	doi = {10.1037/h0042519},
+	interhash = {dc0cef9dc06033a04f525efdcde7a660},
+	intrahash = {14ee8da21c66cd4d00d7ab6eca2d96a9},
+	issn = {0033-295X},
+	journal = {Psychological Review},
+	keywords = {imported},
+	number = 6,
+	pages = {386--408},
+	posted-at = {2016-05-02 20:23:36},
+	priority = {2},
+	timestamp = {2017-07-19T15:31:02.000+0200},
+	title = {{The perceptron: A probabilistic model for information storage and organization in the brain.}},
+	url = {http://dx.doi.org/10.1037/h0042519},
+	volume = 65,
+	year = 1958
+}
+@article{rumelhart1986learning,
+	title={Learning representations by back-propagating errors},
+	author={Rumelhart, David E and Hinton, Geoffrey E and Williams, Ronald J},
+	journal={Nature},
+	volume={323},
+	number={6088},
+	pages={533--536},
+	year={1986},
+	publisher={Nature Publishing Group}
 }
 
 @inproceedings{katz2017reluplex,