@article{MZ_1970__116_171366,
     author = {Joseph Buckley},
     title = {Finite {Groups} {Whose} {Minimal} {Subgroups} are {Normal.}},
     journal = {Mathematische Zeitschrift},
     pages = {15--17},
     year = {1970},
     volume = {116},
     zbl = {0202.02303},
     url = {http://geodesic.mathdoc.fr/item/MZ_1970__116_171366/}
}