Singer, I. (1970). Best approximation in normed linear spaces by elements of linear subspaces.
Chicago Edition CitationSinger, Ivan. Best Approximation in Normed Linear Spaces by Elements of Linear Subspaces. Springer-Verlag, New York, 1970.
MLA Edition CitationSinger, Ivan. Best Approximation in Normed Linear Spaces by Elements of Linear Subspaces. 1970.
Warning: These citations may not always be 100% accurate.