diff --git a/distributed_systems/README.md b/distributed_systems/README.md
index 962cc15..8efef6e 100644
--- a/distributed_systems/README.md
+++ b/distributed_systems/README.md
@@ -46,6 +46,8 @@
 
 * [Linearizability: A Correctness Condition for Concurrent Objects](http://cs.brown.edu/~mph/HerlihyW90/p463-herlihy.pdf)
 
+* [Making Reliable Distributed Systems in the Presence of Software Errors](http://www.erlang.org/download/armstrong_thesis_2003.pdf)
+
 * [Managing Update Conflicts in Bayou, a Weakly Connected Replicated Storage System](http://zoo.cs.yale.edu/classes/cs422/2013/bib/terry95managing.pdf)
 
 * [Map-Reduce-Merge: Simplified Relational Data Processing on Large Clusters](http://www.cs.duke.edu/courses/cps399.28/current/papers/sigmod07-YangDasdanEtAl-map_reduce_merge.pdf)