@article{CM_1965-1966__17__281_0, author = {Hsiang, Fu Cheng}, title = {On an extension of a theorem of O. Sz\`asz}, journal = {Compositio Mathematica}, pages = {281--285}, publisher = {Kraus Reprint}, volume = {17}, year = {1965-1966}, zbl = {0163.07803}, mrnumber = {204975}, language = {en}, url = {archive.numdam.org/item/CM_1965-1966__17__281_0/} }
Hsiang, Fu Cheng. On an extension of a theorem of O. Szàsz. Compositio Mathematica, Tome 17 (1965-1966) , pp. 281-285. http://archive.numdam.org/item/CM_1965-1966__17__281_0/
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