Update README.md

Author: ChristosChristofidis

README.md

@@ -126,10 +126,10 @@
 33.[Mastering the Game of Go with Deep Neural Networks and Tree Search](http://www.nature.com/nature/journal/v529/n7587/pdf/nature16961.pdf)
 34.[Batch Normalization](https://arxiv.org/abs/1502.03167)
 35.[Residual Learning](https://arxiv.org/pdf/1512.03385v1.pdf)
-36.[Image-to-Image Translation with Conditional Adversarial Networks](https://arxiv.org/pdf/1611.07004v1.pdf) 
-37.[Berkeley AI Research (BAIR) Laboratory] Image-to-Image Translation with Conditional Adversarial Networks(https://arxiv.org/pdf/1611.07004v1.pdf) 
-38.[MobileNets by Google](https://arxiv.org/abs/1704.04861)
-39.[Cross Audio-Visual Recognition in the Wild Using Deep Learning](https://arxiv.org/abs/1706.05739)
+36.[Image-to-Image Translation with Conditional Adversarial Networks](https://arxiv.org/pdf/1611.07004v1.pdf)
+37.[Berkeley AI Research (BAIR) Laboratory] Image-to-Image Translation with Conditional Adversarial Networks(https://arxiv.org/pdf/1611.07004v1.pdf) 
+38.[MobileNets by Google](https://arxiv.org/abs/1704.04861)
+39.[Cross Audio-Visual Recognition in the Wild Using Deep Learning](https://arxiv.org/abs/1706.05739)