@article{MAN_1993__297_3_165136,
     author = {Yasuhiro Fujita},
     title = {A sufficient condition for the {Carasso-Kato} theorem.},
     journal = {Mathematische Annalen},
     pages = {335--342},
     year = {1993},
     volume = {297},
     number = {3},
     zbl = {0791.47033},
     url = {http://geodesic.mathdoc.fr/item/MAN_1993__297_3_165136/}
}