diff --git a/latex/presentations/midterm/presentation.bib b/latex/presentations/midterm/presentation.bib
index daad952..ad02070 100644
--- a/latex/presentations/midterm/presentation.bib
+++ b/latex/presentations/midterm/presentation.bib
@@ -43,3 +43,32 @@
     URL       = {https://doi.org/10.1080/24725854.2018.1550692},
 %    eprint    = {https://doi.org/10.1080/24725854.2018.1550692}
 }
+
+@online{mackay_enc,
+    author = {MacKay, David J.C.},
+    title  = {Encyclopedia of Sparse Graph Codes},
+    date   = {2023-01},
+    url    = {http://www.inference.org.uk/mackay/codes/data.html}
+}
+
+@article{proximal_algorithms,
+    author = {Parikh, Neal and Boyd, Stephen},
+    title = {Proximal Algorithms},
+    year = {2014},
+    issue_date = {January 2014},
+    publisher = {Now Publishers Inc.},
+    address = {Hanover, MA, USA},
+    volume = {1},
+    number = {3},
+    issn = {2167-3888},
+    url = {https://doi.org/10.1561/2400000003},
+    doi = {10.1561/2400000003},
+    journal = {Found. Trends Optim.},
+    month = {jan},
+    pages = {127–239},
+    numpages = {113}
+}
+
+      
+
+