diff --git a/ref.bib b/ref.bib
index 70806a4..23cd3ff 100644
--- a/ref.bib
+++ b/ref.bib
@@ -116,7 +116,7 @@
 	year = {2000},
 	pages = {46--76},
 }
-@inproceedings{Li_2021, address={Virtual Italy}, title={Deterministic mincut in almost-linear time}, ISBN={9781450380539}, url={https://dl.acm.org/doi/10.1145/3406325.3451114}, DOI={10.1145/3406325.3451114}, booktitle={Proceedings of the 53rd Annual ACM SIGACT Symposium on Theory of Computing}, publisher={ACM}, author={Li, Jason}, year={2021}, month=june, pages={384–395}, language={en} }
-@inproceedings{Anderson_Blelloch_2021, address={Virtual Event USA}, title={Parallel Minimum Cuts in O ( m log2 n ) Work and Low Depth}, ISBN={9781450380706}, url={https://dl.acm.org/doi/10.1145/3409964.3461797}, DOI={10.1145/3409964.3461797}, booktitle={Proceedings of the 33rd ACM Symposium on Parallelism in Algorithms and Architectures}, publisher={ACM}, author={Anderson, Daniel and Blelloch, Guy E.}, year={2021}, month=july, pages={71–82}, language={en} }
+@inproceedings{Li_2021, address={Virtual Italy}, title={Deterministic mincut in almost-linear time}, ISBN={9781450380539}, url={https://dl.acm.org/doi/10.1145/3406325.3451114}, DOI={10.1145/3406325.3451114}, booktitle={Proceedings of the 53rd Annual ACM SIGACT Symposium on Theory of Computing}, publisher={ACM}, author={Li, Jason}, year={2021}, month={june}, pages={384–395}, language={en} }
+@inproceedings{Anderson_Blelloch_2021, address={Virtual Event USA}, title={Parallel Minimum Cuts in O ( m log2 n ) Work and Low Depth}, ISBN={9781450380706}, url={https://dl.acm.org/doi/10.1145/3409964.3461797}, DOI={10.1145/3409964.3461797}, booktitle={Proceedings of the 33rd ACM Symposium on Parallelism in Algorithms and Architectures}, publisher={ACM}, author={Anderson, Daniel and Blelloch, Guy E.}, year={2021}, month={july}, pages={71–82}, language={en} }
 
 @inbook{Gustafson_2011, title={Brent’s Theorem}, ISBN={9780387097664}, url={https://link.springer.com/rwe/10.1007/978-0-387-09766-4_80}, DOI={10.1007/978-0-387-09766-4_80}, abstractNote={“Brent’s Theorem” published in “Encyclopedia of Parallel Computing”}, booktitle={Encyclopedia of Parallel Computing}, publisher={Springer, Boston, MA}, author={Gustafson, John L.}, year={2011}, pages={182–185}, language={en} }
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