@article{10_4171_ggd_19,
     author = {Silvio Dolfi and Marcel Herzog and Gil Kaplan and Arieh Lev},
     title = {The size of the solvable residual in finite groups},
     journal = {Groups, geometry, and dynamics},
     pages = {401--407},
     year = {2007},
     volume = {1},
     number = {4},
     doi = {10.4171/ggd/19},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/19/}
}