diff --git a/Atom_updates.bib b/Atom_updates.bib
index 0562117..a8562c8 100755
--- a/Atom_updates.bib
+++ b/Atom_updates.bib
@@ -345,3 +345,14 @@
   address = {Cambridge, Massachusetts},
 }
 
+@INPROCEEDINGS{Babc-B-2002-Streams,
+  author = {Brian Babcock and Shivnath Babu and Mayur Datar and Rajeev Motwani and Jennifer Widom},
+  title = {Models and issues in data stream systems},
+  booktitle = {Proceedings of the Twenty-First ACM SIGMOD-SIGACT-SIGART Symposium on Principles of Database Systems (PODS 2002)},
+  year = {2002},
+  pages = {1--16},
+  address = {Madison, Wisconsin},
+  month = jun # {~3--5},
+  doi = {doi:10.1145/543613.543615},
+  pdf = {B/Babc-B-2002-Streams.pdf},
+}