@article{10_4153_CMB_2004_048_5,
     author = {Bekjan, Turdebek N.},
     title = {A {New} {Characterization} of {Hardy} {Martingale} {Cotype} {Space}},
     journal = {Canadian mathematical bulletin},
     pages = {481--491},
     year = {2004},
     volume = {47},
     number = {4},
     doi = {10.4153/CMB-2004-048-5},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2004-048-5/}
}