@article{MZ_1967__96_170681,
     author = {John G. Thompson},
     title = {An {Example} of {Core-Free} {Quasinormal} {Subgroups} of {p-Groups.}},
     journal = {Mathematische Zeitschrift},
     pages = {226--227},
     publisher = {mathdoc},
     volume = {96},
     year = {1967},
     zbl = {0189.31702},
     url = {http://geodesic.mathdoc.fr/item/MZ_1967__96_170681/}
}