Update the paper citation in the reference section.

DualityGap · tensorflow-copybara · commit e63a9e7ef435 · 2019-10-10T17:07:11.000-07:00
PiperOrigin-RevId: 274070964
diff --git a/README.md b/README.md
@@ -98,7 +98,7 @@ Please see the [release notes](RELEASE.md) for detailed version updates.
 
 [[4] T. Miyato, S. Maeda, M. Koyama and S. Ishii. "Virtual Adversarial Training: a Regularization Method for Supervised and Semi-supervised Learning." ICLR 2016](https://arxiv.org/pdf/1704.03976.pdf)
 
-[[5] D. Juan, C. Lu, Z. Li, F. Peng, A. Timofeev, Y. Chen, Y. Gao, T. Duerig, A. Tomkins and S. Ravi "Graph-RISE: Graph-Regularized Image Semantic Embedding." arXiv 2019](https://arxiv.org/abs/1902.10814)
+[[5] D. Juan, C. Lu, Z. Li, F. Peng, A. Timofeev, Y. Chen, Y. Gao, T. Duerig, A. Tomkins and S. Ravi "Graph-RISE: Graph-Regularized Image Semantic Embedding." WSDM 2020](https://arxiv.org/abs/1902.10814)
 
 
 

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`@@ -98,7 +98,7 @@ Please see the [release notes](RELEASE.md) for detailed version updates.`
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`99`	`99`	`[[4] T. Miyato, S. Maeda, M. Koyama and S. Ishii. "Virtual Adversarial Training: a Regularization Method for Supervised and Semi-supervised Learning." ICLR 2016](https://arxiv.org/pdf/1704.03976.pdf)`
`100`	`100`
`101`		`-[[5] D. Juan, C. Lu, Z. Li, F. Peng, A. Timofeev, Y. Chen, Y. Gao, T. Duerig, A. Tomkins and S. Ravi "Graph-RISE: Graph-Regularized Image Semantic Embedding." arXiv 2019](https://arxiv.org/abs/1902.10814)`
	`101`	`+[[5] D. Juan, C. Lu, Z. Li, F. Peng, A. Timofeev, Y. Chen, Y. Gao, T. Duerig, A. Tomkins and S. Ravi "Graph-RISE: Graph-Regularized Image Semantic Embedding." WSDM 2020](https://arxiv.org/abs/1902.10814)`
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