@article{FORUM_1994__6_3_141732,
     author = {Hermann K\"onig and Niels J. Nielsen},
     title = {Vector-valued {Lp-convergence} of orthogonal series and {Lagrange} interpolation.},
     journal = {Forum mathematicum},
     pages = {183--208},
     publisher = {mathdoc},
     volume = {6},
     number = {3},
     year = {1994},
     zbl = {0801.46043},
     url = {http://geodesic.mathdoc.fr/item/FORUM_1994__6_3_141732/}
}