@article{IM2_1990_35_2_a7,
     author = {V. A. Smirnov},
     title = {On the chain complex of an iterated loop space},
     journal = {Izvestiya. Mathematics },
     pages = {445--455},
     publisher = {mathdoc},
     volume = {35},
     number = {2},
     year = {1990},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1990_35_2_a7/}
}