@article{SF_1992__45_3_135168,
     author = {W. Arendt and F. Neubrander and U. Schlotterbeck},
     title = {Interpolation   of semigroups and integrated  semigroups.},
     journal = {Semigroup forum},
     pages = {26--37},
     publisher = {mathdoc},
     volume = {45},
     number = {3},
     year = {1992},
     zbl = {0782.47035},
     url = {http://geodesic.mathdoc.fr/item/SF_1992__45_3_135168/}
}