@article{SF_1996__53_2_135495,
     author = {A. Lunardi},
     title = {An interpolation method to characterize domains of generators of semigroups.},
     journal = {Semigroup forum},
     pages = {321--329},
     publisher = {mathdoc},
     volume = {53},
     number = {2},
     year = {1996},
     zbl = {0859.47030},
     url = {http://geodesic.mathdoc.fr/item/SF_1996__53_2_135495/}
}