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© 1988 Springer-Verlag
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Petrushev, P.P. (1988). Direct and converse theorems for spline and rational approximation and besov spaces. In: Cwikel, M., Peetre, J., Sagher, Y., Wallin, H. (eds) Function Spaces and Applications. Lecture Notes in Mathematics, vol 1302. Springer, Berlin, Heidelberg. https://doi.org/10.1007/BFb0078887
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DOI: https://doi.org/10.1007/BFb0078887
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