Add CITATION.cff

CITATION.cff

@@ -0,0 +1,31 @@
+message: "If you use this dataset, please cite the following paper."
+authors:
+- family-names: "Geffner"
+  given-names: "Tomas"
+- family-names: "Antoran"
+  given-names: "Javier"
+- family-names: "Foster"
+  given-names: "Adam"
+- family-names: "Gong"
+  given-names: "Wenbo"
+- family-names: "Ma"
+  given-names: "Chao"
+- family-names: "Kiciman"
+  given-names: "Emre"
+- family-names: "Sharma"
+  given-names: "Amit"
+- family-names: "Lamb"
+  given-names: "Angus"
+- family-names: "Kukla"
+  given-names: "Martin"
+- family-names: "Pawlowski"
+  given-names: "Nick"
+- family-names: "Allamanis"
+  given-names: "Miltiadis"
+- family-names: "Zhang"
+  given-names: "Cheng"
+title: "Deep End-to-end Causal Inference"
+date-released: 2022-02-04
+url: "https://arxiv.org/abs/2202.02195"
+journal: "arXiv preprint arXiv:2202.02195"
+repository-code: "https://github.com/microsoft/csuite"