@incollection{JEDP_1989____A4_0,
     author = {David Jerison and Carlos E. Kenig},
     title = {The functional calculus for the laplacian on {Lipschitz} domains},
     booktitle = {},
     series = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {4},
     pages = {1--10},
     publisher = {\'Ecole polytechnique},
     year = {1989},
     zbl = {0725.35021},
     mrnumber = {91b:35028},
     language = {en},
     url = {https://proceedings.centre-mersenne.org/item/JEDP_1989____A4_0/}
}