@article{AA_2011_23_6_a0,
     author = {N. A. Vavilov},
     title = {An $\mathrm A_3$-proof of the structure theorems for {Chevalley} groups of types $\mathrm E_6$ and~$\mathrm E_7${.~II.} {The} main lemma},
     journal = {Algebra i analiz},
     pages = {1--31},
     publisher = {mathdoc},
     volume = {23},
     number = {6},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2011_23_6_a0/}
}