@article{10_4064_sm_102_1_49_56,
     author = {Loukas Grafakos},
     title = {On multilinear fractional integrals},
     journal = {Studia Mathematica},
     pages = {49--56},
     publisher = {mathdoc},
     volume = {102},
     number = {1},
     year = {1992},
     doi = {10.4064/sm-102-1-49-56},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-102-1-49-56/}
}