@article{MZM_2009_86_6_a9,
     author = {A. N. Shchetinin},
     title = {Ranks of {Homotopy} {Groups} of {Homogeneous} {Spaces}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {912--924},
     publisher = {mathdoc},
     volume = {86},
     number = {6},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2009_86_6_a9/}
}