@article{PIM_1989_N_S_46_60_a14,
     author = {Eberhard Malkowsky},
     title = {Absolute and {Ordinary} {K\"othe-Toeplitz} {Duals} of {Some} {Sets} of {Sequences} and {Matrix} {Transformations}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {97 },
     publisher = {mathdoc},
     volume = {_N_S_46},
     number = {60},
     year = {1989},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_1989_N_S_46_60_a14/}
}