Fix citation for Eric's presentation

2 files changed, 10 insertions, 1 deletions

diff --git a/sessions.csv b/sessions.csv
index a6ac9fe..8a2f022 100644
--- a/sessions.csv
+++ b/sessions.csv
@@ -2,5 +2,5 @@ date,speaker,refs,summary
 02/12,Thibaut,"nemhauser1978,khuller1999,sviridenko2004","greedy algorithms for submodular maximization under cardinality, knapsack and matroid constraints"
 02/17,Jean,"ageev2004","pipage rounding"
 02/24,Jean,"calinescu2007","extensions (multilinear, concave closure), Poisson clocks, maximizing sum of weighted rank functions under matroid constraint"
-02/25,Eric,"calinescu2011","continuous greedy algorithm, maximizing monotone submodular function under matroid constraint"
+02/25,Eric,"vondrak2008,calinescu2011","continuous greedy algorithm, maximizing monotone submodular function under matroid constraint, submodular welfare problem"
 03/03,Bo,"vondrak2011","contention resolution schemes"
diff --git a/sub.bib b/sub.bib
index 4990ddb..6392f45 100644
--- a/sub.bib
+++ b/sub.bib
@@ -129,3 +129,12 @@
   biburl    = {http://dblp.uni-trier.de/rec/bib/journals/jco/AgeevS04},
   bibsource = {dblp computer science bibliography, http://dblp.org}
 }
+
+@inproceedings{vondrak2008,
+  title={Optimal approximation for the submodular welfare problem in the value oracle model},
+  author={Vondr{\'a}k, Jan},
+  booktitle={Proceedings of the fortieth annual ACM symposium on Theory of computing},
+  pages={67--74},
+  year={2008},
+  organization={ACM}
+}