@article{PORMA_2000__57_3_49504,
     author = {Oubbi, L.},
     title = {Extended composition operators in weighted spaces.},
     journal = {Portugaliae mathematica},
     pages = {329--344},
     publisher = {mathdoc},
     volume = {57},
     number = {3},
     year = {2000},
     zbl = {0997.47024},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_2000__57_3_49504/}
}