@article{ASNSP_2001_4_30_2_415_0,
     author = {Kunstmann, Peer Christian and Weis, Lutz},
     title = {Perturbation theorems for maximal $L_p$-regularity},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {415--435},
     publisher = {Scuola normale superiore},
     volume = {Ser. 4, 30},
     number = {2},
     year = {2001},
     mrnumber = {1895717},
     zbl = {1065.47008},
     language = {en},
     url = {http://archive.numdam.org/item/ASNSP_2001_4_30_2_415_0/}
}