Giannelli, E., Law, S., & Martin, S.(2018). On the p<sup>′</sup>-Subgraph of the Young Graph. Algebras and Representation Theory, 1-24. https://doi.org/10.1007/s10468-018-9791-7
Let p be a prime number. In this article we study the restriction to Sn−1 of irreducible characters of degree coprime to p of Sn. In particular, we study the combinatorial properties of the subgraph Yp′ of the Young graph Y.