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-I gave a talk on *Provably Robust Machine Learning on Graphs* at [NEC Labs Europe](https://www.neclab.eu/){:target="_blank"}.
+I gave a [talk](/assets/pdf/slides_talk_nec.pdf) on *Provably Robust Machine Learning on Graphs* at [NEC Labs Europe](https://www.neclab.eu/){:target="_blank"}.
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