add dois

paper.bib

@@ -6,6 +6,7 @@ @article{pudil1994floating
   number={11},
   pages={1119--1125},
   year={1994},
+  doi={https://doi.org/10.1016/0167-8655(94)90127-9},
   publisher={Elsevier}
 }
 
@@ -17,13 +18,16 @@ @article{wolpert1992stacked
   number={2},
   pages={241--259},
   year={1992},
+  doi={https://doi.org/10.1016/S0893-6080(05)80023-1},
   publisher={Elsevier}
 }
 
 @inproceedings{agrawal1994fast,
-  title={Fast algorithms for mining association rules},
-  author={Agrawal, Rakesh and Srikant, Ramakrishnan and others},
-  booktitle={Proc. 20th int. conf. very large data bases, VLDB},
+  title={Fast Algorithms for Mining Association Rules in Large Databases},
+  author={Agrawal, Rakesh and Srikant Ramakrishnan},
+  booktitle={VLDB'94, Proceedings of 20th International Conference on Very 
+  Large Data Bases, September 12-15, 1994, Santiago de Chile, Chile},
+  isbn={1-55860-153-8},
   volume={1215},
   pages={487--499},
   year={1994}
@@ -45,6 +49,7 @@ @inproceedings{chen2016xgboost
   booktitle={Proceedings of the 22nd acm sigkdd international conference on knowledge discovery and data mining},
   pages={785--794},
   year={2016},
+  doi={10.1145/2939672.2939785},
   organization={ACM}
 }
 
@@ -56,6 +61,7 @@ @article{dietterich1998approximate
   number={7},
   pages={1895--1923},
   year={1998},
+  doi={10.1162/089976698300017197},
   publisher={MIT Press}
 }
 
@@ -74,5 +80,6 @@ @article{efron1983estimating
   number={382},
   pages={316--331},
   year={1983},
+  doi={10.1080/01621459.1983.10477973},
   publisher={Taylor \& Francis Group}
 }