diff --git a/Changelog.txt b/Changelog.txt
index 6357498..2677eef 100644
--- a/Changelog.txt
+++ b/Changelog.txt
@@ -1,3 +1,8 @@
+* 2015-09-06
+	- Added paper ``Forgive Us our SYNs: Technical and Ethical Considerations for Measuring Internet Filtering''
+	- Added paper ``BridgeSPA: Improving Tor Bridges with Single Packet Authorization''
+	- Removed paper ``Half Baked: The opportunity to secure cookie-based identifiers from passive surveillance'' because there's not much connection to Internet censorship.
+
 * 2015-08-12
 	- Added paper ``Understanding Internet Censorship Policy: The Case of Greece''
 	- Added paper ``Half Baked: The opportunity to secure cookie-based identifiers from passive surveillance''
diff --git a/references.bib b/references.bib
index 03b66ea..f1b1919 100644
--- a/references.bib
+++ b/references.bib
@@ -1,3 +1,21 @@
+@inproceedings{Crandall2015a,
+	author = {Jedidiah R. Crandall and Masashi Crete-Nishihata and Jeffrey Knockel},
+	title = {Forgive Us our {SYN}s: Technical and Ethical Considerations for Measuring {I}nternet Filtering},
+	booktitle = {Ethics in Networked Systems Research},
+	publisher = {ACM},
+	year = {2015},
+	url = {http://ensr.oii.ox.ac.uk/wp-content/uploads/2015/07/Forgive-Us-Our-SYNs-Technical-and-Ethical-Considerations-for-Measuring-Internet-Censorship.pdf}
+}
+
+@inproceedings{Smits2011a,
+	author = {Rob Smits and Divam Jain and Sarah Pidcock and Ian Goldberg and Urs Hengartner},
+	title = {{B}ridge{SPA}: Improving {T}or Bridges with Single Packet Authorization},
+	booktitle = {Workshop on Privacy in the Electronic Society},
+	publisher = {ACM},
+	year = {2011},
+	url = {http://www.cypherpunks.ca/~iang/pubs/bridgespa-wpes.pdf},
+}
+
 @inproceedings{Ververis2015a,
 	author = {Vasilis Ververis and George Kargiotakis and Arturo Filast\`{o} and Benjamin Fabian and Afentoulis Alexandros},
 	title = {Understanding {I}nternet Censorship Policy: The Case of {G}reece},
@@ -7,15 +25,6 @@
 	url = {https://www.usenix.org/system/files/conference/foci15/foci15-paper-ververis-updated-2.pdf},
 }
 
-@inproceedings{Hilts2015a,
-	author = {Andrew Hilts and Christopher Parsons},
-	title = {Half Baked: The opportunity to secure cookie-based identifiers from passive surveillance},
-	booktitle = {Free and Open Communications on the Internet},
-	publisher = {USENIX},
-	year = {2015},
-	url = {https://www.usenix.org/system/files/conference/foci15/foci15-paper-hilts.pdf},
-}
-
 @inproceedings{Knockel2015a,
 	author = {Jeffrey Knockel and Masashi Crete-Nishihata and Jason Q. Ng and Adam Senft and Jedidiah R. Crandall},
 	title = {Every Rose Has Its Thorn: Censorship and Surveillance on Social Video Platforms in {C}hina},