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@article{MZM_1986_40_4_a8, author = {B. E. Veits}, title = {Lacunary systems in {Banach} spaces of class~$C^2$}, journal = {Matemati\v{c}eskie zametki}, pages = {511--518}, publisher = {mathdoc}, volume = {40}, number = {4}, year = {1986}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1986_40_4_a8/} }
B. E. Veits. Lacunary systems in Banach spaces of class~$C^2$. Matematičeskie zametki, Tome 40 (1986) no. 4, pp. 511-518. http://geodesic.mathdoc.fr/item/MZM_1986_40_4_a8/