@article{IM2_1993_41_3_a8,
     author = {S. M. Ageev},
     title = {Classification of~$G$-spaces},
     journal = {Izvestiya. Mathematics },
     pages = {581--591},
     publisher = {mathdoc},
     volume = {41},
     number = {3},
     year = {1993},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1993_41_3_a8/}
}