enumeration of maps” by Guionnet, “Free Probability and Random Matrices” by Mingo and Speicher, and “Complete diagrammatics of the single ring theorem” by Nowak and Tarnowski. ]]>

[1]: https://arxiv.org/abs/1005.1631

[2]: https://arxiv.org/abs/0912.5478

[3]: https://arxiv.org/abs/1210.0398