1 files changed, 14 insertions, 0 deletions
diff --git a/reference.bib b/reference.bib
index 2d62895..d05fc9b 100644
--- a/reference.bib
+++ b/reference.bib
@@ -76,4 +76,18 @@ InCollection{england-wales-crime,
 	edition      =	{{S}pring 2021},
 	publisher    =	{Metaphysics Research Lab, Stanford University}
 }
+@article{twitter-mission,
+    title = "Why Twitter’s Mission Statement Matters",
+    author = "Justin Fox",
+    year = "2014",
+    journal = "Harvard Business Review",
+    url = "https://hbr.org/2014/11/why-twitters-mission-statement-matters"
+}
+@article{china-firewall,
+    title = "The great firewall of China: Xi Jinping’s internet shutdown",
+    author = "Elizabeth C Economy",
+    year = "2018",
+    journal = "The Guardian",
+    url = "https://www.theguardian.com/news/2018/jun/29/the-great-firewall-of-china-xi-jinpings-internet-shutdown"
+}