@article{CMH_1963__38_139267,
     author = {S.Y. Husseini},
     title = {A {Note} on the {Intrinsic} {Join} of {STIEFEL} {Manifolds.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {26--30},
     publisher = {mathdoc},
     volume = {38},
     year = {1963},
     zbl = {0117.16601},
     url = {http://geodesic.mathdoc.fr/item/CMH_1963__38_139267/}
}