@article{tang_li_2014, title={A Note on the Normal Index and thec-Section of Maximal Subgroups of a Finite Group}, volume={2014}, DOI={10.1155/2014/921804}, abstractNote={LetMbe a maximal subgroup of finite groupG. For each chief factorH/KofGsuch thatKMandG=MH, we called the order ofH/Kthe normal index ofMandMH/Ka section ofMinG. Using the concepts of normal index andc-section, we obtain some new characterizations ofp-solvable, 2-supersolvable, andp-nilpotent.}, publisher={Hindawi Limited}, author={Tang and Li}, year={2014} }