Coprime action, characters and decomposition numbers
If \(A\) acts coprimely as automorphisms on a \(p\)-solvable group \(G\) and \(\chi\) is an \(A\)-stable irreducible character of \(G\), then there is an \(A\)-stable Brauer character of \(G\) in the decomposition of \(\chi\).
scientific article; zbMATH DE number 938594