@article{DAN_1973_211_2_a6,
     author = {B. A. Rozenfel'd},
     title = {Geometric interpretation of quasi-simple exceptional {Lie} groups of classes $E_7$ and $E_8$},
     journal = {Doklady Akademii Nauk},
     pages = {289--292},
     publisher = {mathdoc},
     volume = {211},
     number = {2},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_211_2_a6/}
}