@article{1077379293, author = {Shapiro, Joel H.}, title = {Extension of linear functionals on $F$ -spaces with bases}, journal = {Duke Math. J.}, volume = {37}, number = {1}, year = {1970}, pages = { 639-645}, language = {en}, url = {http://dml.mathdoc.fr/item/1077379293} }
Shapiro, Joel H. Extension of linear functionals on $F$ -spaces with bases. Duke Math. J., Tome 37 (1970) no. 1, pp. 639-645. http://gdmltest.u-ga.fr/item/1077379293/