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@article{MZ_1984__186_173457, author = {Heinz H. Gonska}, title = {Quantitative {Krovkin} {Type} {Theorems} on {Simultaneous} {Approximation.}}, journal = {Mathematische Zeitschrift}, pages = {419--434}, publisher = {mathdoc}, volume = {186}, year = {1984}, zbl = {0523.41013}, url = {http://geodesic.mathdoc.fr/item/MZ_1984__186_173457/} }
Heinz H. Gonska. Quantitative Krovkin Type Theorems on Simultaneous Approximation.. Mathematische Zeitschrift, Tome 186 (1984), pp. 419-434. http://geodesic.mathdoc.fr/item/MZ_1984__186_173457/