@article{ASNSP_2003_5_2_3_449_0,
     author = {Blunck, S\"onke},
     title = {A {H\"ormander-type} spectral multiplier theorem for operators without heat kernel},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {449--459},
     publisher = {Scuola normale superiore},
     volume = {Ser. 5, 2},
     number = {3},
     year = {2003},
     mrnumber = {2020856},
     zbl = {1170.42301},
     language = {en},
     url = {http://archive.numdam.org/item/ASNSP_2003_5_2_3_449_0/}
}