@article{DAN_1962_144_3_a6,
     author = {Yu. I. Manin},
     title = {On the classification of formal {Abelian} groups},
     journal = {Doklady Akademii Nauk},
     pages = {490--492},
     year = {1962},
     volume = {144},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1962_144_3_a6/}
}