@incollection{JEDP_1989____A18_0,
     author = {G\'erard, Christian},
     title = {Semiclassical resolvent estimates for two and three-body {Schr\"odinger} operators},
     booktitle = {},
     series = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {18},
     pages = {1--10},
     publisher = {Ecole polytechnique},
     year = {1989},
     zbl = {0711.35096},
     language = {en},
     url = {http://www.numdam.org/item/JEDP_1989____A18_0/}
}