@article{DAN_1977_236_1_a2,
     author = {B. V. Godun},
     title = {Equivalent norms on nonreflexive spaces},
     journal = {Doklady Akademii Nauk},
     pages = {18--20},
     publisher = {mathdoc},
     volume = {236},
     number = {1},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1977_236_1_a2/}
}