@article{10_4153_CMB_1980_013_4,
     author = {Fong, Paul and Harris, Morton E.},
     title = {A {Note} on {Strongly} {Closed} {2-Subgroups}},
     journal = {Canadian mathematical bulletin},
     pages = {99--101},
     year = {1980},
     volume = {23},
     number = {1},
     doi = {10.4153/CMB-1980-013-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1980-013-4/}
}