@article{10_4064_cm105_1_10,
     author = {Michael Gnewuch},
     title = {Differentiable $L^p$-functional calculus for certain
 sums of non-commuting operators},
     journal = {Colloquium Mathematicum},
     pages = {105--125},
     publisher = {mathdoc},
     volume = {105},
     number = {1},
     year = {2006},
     doi = {10.4064/cm105-1-10},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm105-1-10/}
}