@article{DAN_1996_351_2_a3,
     author = {L. G. Labsker},
     title = {Test closures of sets in a {Banach} space for linear functionals},
     journal = {Doklady Akademii Nauk},
     pages = {161--163},
     publisher = {mathdoc},
     volume = {351},
     number = {2},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1996_351_2_a3/}
}