diff --git a/README.md b/README.md
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@@ -111,10 +111,10 @@ adj, features, labels = Darknet().load_samples()
 [4]: [Mathieu, Emile, et al. "Continuous hierarchical representations with poincaré variational auto-encoders." Advances in neural information processing systems 32 (2019).](https://proceedings.neurips.cc/paper/2019/hash/0ec04cb3912c4f08874dd03716f80df1-Abstract.html)
 [5]: [Dai, Jindou, et al. "A hyperbolic-to-hyperbolic graph convolutional network." Proceedings of the IEEE/CVF conference on computer vision and pattern recognition. 2021.](https://www.computer.org/csdl/proceedings-article/cvpr/2021/450900a154/1yeJgfbgw6Y)
 [6]: [Park, Jiwoong, et al. "Unsupervised hyperbolic representation learning via message passing auto-encoders." Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition. 2021.](https://ieeexplore.ieee.org/document/9577649)
-[7]: [CIC-DDoS2019](https://www.unb.ca/cic/datasets/ddos-2019.html)
-[8]: [AWID3](https://icsdweb.aegean.gr/awid/)
-[9]: [CIC-Darknet2020](https://www.unb.ca/cic/datasets/darknet2020.html)
-[10]: [NF-UNSW-NB15-V2](https://staff.itee.uq.edu.au/marius/NIDS_datasets/#RA6)
-[11]: [NF-BoT-IoT-V2](https://staff.itee.uq.edu.au/marius/NIDS_datasets/#RA8)
-[11]: [NF-ToN-IoT-V2](https://staff.itee.uq.edu.au/marius/NIDS_datasets/#RA7)
-[13]: [NF-CSE-CIC-IDS2018-V2](https://staff.itee.uq.edu.au/marius/NIDS_datasets/#RA9)
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+[7]: [CIC-DDoS2019 ](https://www.unb.ca/cic/datasets/ddos-2019.html)
+[8]: [AWID3 ](https://icsdweb.aegean.gr/awid/)
+[9]: [CIC-Darknet2020 ](https://www.unb.ca/cic/datasets/darknet2020.html)
+[10]: [NF-UNSW-NB15-V2 ](https://staff.itee.uq.edu.au/marius/NIDS_datasets/#RA6)
+[11]: [NF-BoT-IoT-V2 ](https://staff.itee.uq.edu.au/marius/NIDS_datasets/#RA8)
+[11]: [NF-ToN-IoT-V2 ](https://staff.itee.uq.edu.au/marius/NIDS_datasets/#RA7)
+[13]: [NF-CSE-CIC-IDS2018-V2 ](https://staff.itee.uq.edu.au/marius/NIDS_datasets/#RA9)
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