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@@ -66,7 +66,7 @@ I would continue adding papers to this roadmap.
 
 **[14]** Hinton, Geoffrey E., et al. "**Improving neural networks by preventing co-adaptation of feature detectors**." arXiv preprint arXiv:1207.0580 (2012). [[pdf]](https://arxiv.org/pdf/1207.0580.pdf) **(Dropout)** :star::star::star:
 
-**[15]** Srivastava, Nitish, et al. "**Dropout: a simple way to prevent neural networks from overfitting**." Journal of Machine Learning Research 15.1 (2014): 1929-1958. [[pdf]](http://www.jmlr.org/papers/volume15/srivastava14a.old/source/srivastava14a.pdf) :star::star::star:
+**[15]** Srivastava, Nitish, et al. "**Dropout: a simple way to prevent neural networks from overfitting**." Journal of Machine Learning Research 15.1 (2014): 1929-1958. [[pdf]](http://www.jmlr.org/papers/volume15/srivastava14a.old/srivastava14a.pdf) :star::star::star:
 
 **[16]** Ioffe, Sergey, and Christian Szegedy. "**Batch normalization: Accelerating deep network training by reducing internal covariate shift**." arXiv preprint arXiv:1502.03167 (2015). [[pdf]](http://arxiv.org/pdf/1502.03167) **(An outstanding Work in 2015)** :star::star::star::star: