@article{DAN_1994_338_3_a0,
     author = {M. M. Vinogradov},
     title = {Co-connections and integral forms},
     journal = {Doklady Akademii Nauk},
     pages = {295--297},
     publisher = {mathdoc},
     volume = {338},
     number = {3},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1994_338_3_a0/}
}