@article{MAN_1994__299_4_165214,
     author = {Eldar Straume},
     title = {Compact differentiable transformation groups on exotic spheres.},
     journal = {Mathematische Annalen},
     pages = {355--389},
     publisher = {mathdoc},
     volume = {299},
     number = {4},
     year = {1994},
     zbl = {0808.57026},
     url = {http://geodesic.mathdoc.fr/item/MAN_1994__299_4_165214/}
}