@article{10_1017_S0017089511000383,
     author = {ACCIARRI, CRISTINA and LIMA, ALINE DE SOUZA and SHUMYATSKY, PAVEL},
     title = {DERIVED {SUBGROUPS} {OF} {FIXED} {POINTS} {IN} {PROFINITE} {GROUPS}},
     journal = {Glasgow mathematical journal},
     pages = {97--105},
     year = {2012},
     volume = {54},
     number = {1},
     doi = {10.1017/S0017089511000383},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089511000383/}
}