From e2e0995491d8f3588d6214a2b21351063f17e9e3 Mon Sep 17 00:00:00 2001
From: Jingjing Ren <renjj@ccs.neu.edu>
Date: Thu, 24 Nov 2016 22:28:51 -0500
Subject: mv ref to .bib

---
 chapter/8/big-data.md | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

(limited to 'chapter')

diff --git a/chapter/8/big-data.md b/chapter/8/big-data.md
index 34a14f1..d49d5a1 100644
--- a/chapter/8/big-data.md
+++ b/chapter/8/big-data.md
@@ -14,7 +14,7 @@ This chapter is organized in <label for="note1" class="margin-toggle sidenote-nu
   - FlumeJava {% cite chambers2010flumejava --file big-data %}
   - ...
 - **Graph paralleling**:
-  - Pregel 
+  - Pregel
   - ...
 
 For each programming model, we will discuss the motivation, basic model, execution model, fault-tolerance and performance.
@@ -131,7 +131,3 @@ Apache Giraph is an open source implementation of Pregel in which new features l
 
 ## References
 {% bibliography --file big-data %}
-
-"Bulk synchronous model" http://www.cse.unt.edu/~tarau/teaching/parpro/papers/Bulk%20synchronous%20parallel.pdf.
-"Pregel: A System for Large-Scale Graph Processing." <br />
-"One Trillion Edges: Graph Processing at Facebook-Scale." Accessed November 17, 2016. http://www.vldb.org/pvldb/vol8/p1804-ching.pdf.
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