@article{MS2_1977__40_166533,
     author = {N.J. Nielsen and G.H. Olsen},
     title = {Complex preduals of {L...} and subspaces of {l...(C).}},
     journal = {Mathematica Scandinavica},
     pages = {271--287},
     publisher = {mathdoc},
     volume = {40},
     year = {1977},
     zbl = {0377.46007},
     url = {http://geodesic.mathdoc.fr/item/MS2_1977__40_166533/}
}