@article{MZM_1967_1_4_a7,
     author = {L. P. Vlasov},
     title = {Approximatively convex sets in uniformly smooth spaces},
     journal = {Matemati\v{c}eskie zametki},
     pages = {443--449},
     publisher = {mathdoc},
     volume = {1},
     number = {4},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1967_1_4_a7/}
}