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@article{MZ_1988__197_1_183741, author = {T. Ando}, title = {Comparison of {Norms} |||f {(A)} - {f(B)} ||| and |||f {(|A} - {B|)} |||.}, journal = {Mathematische Zeitschrift}, pages = {403--410}, publisher = {mathdoc}, volume = {197}, number = {1}, year = {1988}, zbl = {0618.47007}, url = {http://geodesic.mathdoc.fr/item/MZ_1988__197_1_183741/} }
T. Ando. Comparison of Norms |||f (A) - f(B) ||| and |||f (|A - B|) |||.. Mathematische Zeitschrift, Tome 197 (1988) no. 1, pp. 403-410. http://geodesic.mathdoc.fr/item/MZ_1988__197_1_183741/