@article{SM_1997_188_4_a4,
     author = {R. M. Trigub},
     title = {Multipliers in {the~Hardy} spaces $H_p(D^m)$ with $p\in (0,1]$ and approximation properties of  summability methods for power series},
     journal = {Sbornik. Mathematics},
     pages = {621--638},
     publisher = {mathdoc},
     volume = {188},
     number = {4},
     year = {1997},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1997_188_4_a4/}
}