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@article{DAN_1980_254_5_a10, author = {Yu. E. Linke}, title = {An application of the {Steiner} point for investigating a class of sublinear operators}, journal = {Doklady Akademii Nauk}, pages = {1069--1072}, publisher = {mathdoc}, volume = {254}, number = {5}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1980_254_5_a10/} }
Yu. E. Linke. An application of the Steiner point for investigating a class of sublinear operators. Doklady Akademii Nauk, Tome 254 (1980) no. 5, pp. 1069-1072. http://geodesic.mathdoc.fr/item/DAN_1980_254_5_a10/