@article{RM_1977_32_5_a27,
     author = {Yu. I. Manin},
     title = {Letter to the editors: {Corrections} to my translation of {`The} connection between the $E_7$-geometry and the configuration of the 28 double tangents to a fourth order curve' by {H.~Freudenthal}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     publisher = {mathdoc},
     volume = {32},
     number = {5},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1977_32_5_a27/}
}