@article{CMUC_1997_38_3_a6,
     author = {Rakotondratsimba, Y.},
     title = {A two-weight inequality for the {Bessel} potential operator},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {497--511},
     year = {1997},
     volume = {38},
     number = {3},
     mrnumber = {1485071},
     zbl = {0941.42007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1997_38_3_a6/}
}