@article{MZM_1998_64_5_a17,
     author = {V. A. Smirnov},
     title = {The $E_2$ term of the spectral sequence of unstable homotopy groups of topological spaces},
     journal = {Matemati\v{c}eskie zametki},
     pages = {792--796},
     publisher = {mathdoc},
     volume = {64},
     number = {5},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1998_64_5_a17/}
}