@article{DAN_1964_154_3_a10,
     author = {Yu. I. Petunin},
     title = {Conjugate {Banach} spaces containing subspaces of characteristic zero},
     journal = {Doklady Akademii Nauk},
     pages = {527--529},
     publisher = {mathdoc},
     volume = {154},
     number = {3},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1964_154_3_a10/}
}