@article{1102780462, author = {Berkson, Earl}, title = {One-parameter semigroups of isometries into $H^{p}$.}, journal = {Pacific J. Math.}, volume = {91}, number = {2}, year = {1980}, pages = { 403-413}, language = {en}, url = {http://dml.mathdoc.fr/item/1102780462} }
Berkson, Earl. One-parameter semigroups of isometries into $H^{p}$.. Pacific J. Math., Tome 91 (1980) no. 2, pp. 403-413. http://gdmltest.u-ga.fr/item/1102780462/