@article{RM_1963_18_1_a1,
     author = {Yu. M. Berezanskii},
     title = {Spaces with negative norms},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {63--95},
     publisher = {mathdoc},
     volume = {18},
     number = {1},
     year = {1963},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1963_18_1_a1/}
}