@article{SM_1972_16_2_a6,
     author = {P. I. Lizorkin},
     title = {On a theorem of {Marcinkiewicz} type for $H$-valued functions. {A~continual} form of the {Paley--Littlewood} theorem},
     journal = {Sbornik. Mathematics},
     pages = {237--243},
     publisher = {mathdoc},
     volume = {16},
     number = {2},
     year = {1972},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1972_16_2_a6/}
}