@incollection{AST_1992__210__75_0,
     author = {Boutet de Monvel-Berthier, Anne and Georgescu, Vladimir},
     title = {Graded $C^\ast$-algebras and many-body perturbation theory : {II.} {The} {Mourre} estimate},
     booktitle = {M\'ethodes semi-classiques Volume 2 - Colloque international (Nantes, juin 1991)},
     series = {Ast\'erisque},
     pages = {75--96},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {210},
     year = {1992},
     language = {en},
     url = {http://www.numdam.org/item/AST_1992__210__75_0/}
}