Corrections to references.

paper/biblio.bib

@@ -60,7 +60,7 @@ publisher = { AAAI / MIT Press}
 @inproceedings{kallus2018confounding,
   title={Confounding-robust policy improvement},
   author={Kallus, Nathan and Zhou, Angela},
-  booktitle={Advances in neural information processing systems},
+  booktitle={Advances in Neural Information Processing Systems},
   pages={9269--9279},
   year={2018}
 }
@@ -217,7 +217,7 @@ OPTseries = {AIES}
   editor    = {Maria{-}Florina Balcan and
                Kilian Q. Weinberger},
   title     = {Learning Representations for Counterfactual Inference},
-  booktitle = {Proceedings of the 33nd International Conference on Machine Learning,
+  booktitle = {Proceedings of the 33rd International Conference on Machine Learning,
                {ICML}},
   series    = {{JMLR} Workshop and Conference Proceedings},
   volume    = {48},
@@ -272,7 +272,7 @@ OPTseries = {AIES}
                Ruslan Salakhutdinov},
   title     = {Learning Optimal Fair Policies},
   booktitle = {Proceedings of the 36th International Conference on Machine Learning},
-  series    = {Proceedings of Machine Learning Research},
+  OPTseries    = {Proceedings of Machine Learning Research},
   volume    = {97},
   pages     = {4674--4682},
   publisher = {{PMLR}},
@@ -353,13 +353,15 @@ OPTseries = {AIES}
                Chris Russell and
                Joshua R. Loftus and
                Ricardo Silva},
+  editor    = {Kamalika Chaudhuri and
+               Ruslan Salakhutdinov},
   title     = {Making Decisions that Reduce Discriminatory Impacts},
-  booktitle = {{ICML}},
-  series    = {Proceedings of Machine Learning Research},
+  booktitle = {Proceedings of the 36th International Conference on Machine Learning},
+  OPTseries    = {Proceedings of Machine Learning Research},
   volume    = {97},
   pages     = {3591--3600},
   publisher = {{PMLR}},
-  year      = {2019}
+  year      = {2019},
 }
 
 @inproceedings{tolan2019why,
@@ -384,7 +386,7 @@ OPTseries = {AIES}
 
 @article{pearl2010introduction,
 	Author = {Pearl, Judea},
-	Journal = {The international journal of biostatistics},
+	Journal = {The International Journal of Biostatistics},
 	Number = {2},
 	Publisher = {De Gruyter},
 	Title = {An introduction to causal inference},