diff --git a/header.tpl b/header.tpl
index 8cdebc4..3514449 100644
--- a/header.tpl
+++ b/header.tpl
@@ -188,7 +188,7 @@
           </div>
           <div class="menu-item">
             <img class="top-icon" src="img/update-icon.svg" alt="update icon"/>
-            <a href="https://github.com/NullHypothesis/censorbib/commits/master">Last update: 2023-12-01</a>
+            <a href="https://github.com/NullHypothesis/censorbib/commits/master">Last update: 2024-02-25</a>
           </div>
           <div class="menu-item">
             <img class="top-icon" src="img/donate-icon.svg" alt="donate icon"/>
diff --git a/references.bib b/references.bib
index e3ef3ad..83275ab 100644
--- a/references.bib
+++ b/references.bib
@@ -1,4 +1,58 @@
-@inproceedings{Xue2023b,
+@inproceedings{Tsai2024a,
+	author = {Elisa Tsai and Ram Sundara Raman and Atul Prakash and Roya Ensafi},
+	title = {Modeling and Detecting {Internet} Censorship Events},
+	booktitle = {Network and Distributed System Security},
+	publisher = {The Internet Society},
+	year = {2024},
+	url = {https://www.ndss-symposium.org/wp-content/uploads/2024-409-paper.pdf},
+}
+
+@inproceedings{Kristoff2024a,
+	author = {John Kristoff and Moritz M\"{u}eller and Arturo Filast\`{o} and Max Resing and Chris Kanich and Niels ten Oever},
+	title = {{Internet} Sanctions on {Russian} Media: Actions and Effects},
+	booktitle = {Free and Open Communications on the Internet},
+	publisher = {},
+	year = {2024},
+	url = {https://www.petsymposium.org/foci/2024/foci-2024-0001.pdf},
+}
+
+@inproceedings{Sakamoto2024a,
+	author = {Sakamoto and Elson Wedwards},
+	title = {Bleeding Wall: A Hematologic Examination on the {Great Firewall}},
+	booktitle = {Free and Open Communications on the Internet},
+	publisher = {},
+	year = {2024},
+	url = {https://www.petsymposium.org/foci/2024/foci-2024-0002.pdf},
+}
+
+@inproceedings{Chi2024a,
+	author = {Erik Chi and Gaukas Wang and J. Alex Halderman and Eric Wustrow and Jack Wampler},
+	title = {Just add {WATER}: {WebAssembly}-based Circumvention Transports},
+	booktitle = {Free and Open Communications on the Internet},
+	publisher = {},
+	year = {2024},
+	url = {https://www.petsymposium.org/foci/2024/foci-2024-0003.pdf},
+}
+
+@inproceedings{Lorimer2024a,
+	author = {Anna Harbluk Lorimer and Rob Jansen and Nick Feamster},
+	title = {Extended Abstract: Traffic Splitting for Pluggable Transports},
+	booktitle = {Free and Open Communications on the Internet},
+	publisher = {},
+	year = {2024},
+	url = {https://www.petsymposium.org/foci/2024/foci-2024-0004.pdf},
+}
+
+@inproceedings{Chen2024a,
+	author = {Mingye Chen and Jack Wampler and Abdulrahman Alaraj and Gaukas Wang and Eric Wustrow},
+	title = {Extended Abstract: {Oscur0}: One-shot Circumvention without Registration},
+	booktitle = {Free and Open Communications on the Internet},
+	publisher = {},
+	year = {2024},
+	url = {https://www.petsymposium.org/foci/2024/foci-2024-0005.pdf},
+}
+
+@inproceedings{Xue2024a,
 	author     = {Diwen Xue and Michalis Kallitsis and Amir Houmansadr and Roya Ensafi},
 	title      = {Fingerprinting Obfuscated Proxy Traffic with Encapsulated {TLS} Handshakes},
 	booktitle  = {USENIX Security Symposium},
@@ -84,6 +138,7 @@
 	year       = {2023},
 	url        = {https://doi.ieeecomputersociety.org/10.1109/SP46215.2023.00183},
 }
+
 @inproceedings{Master2023a,
 	author = {Alexander Master and Christina Garman},
 	title = {A Worldwide View of Nation-state {Internet} Censorship},