@incollection{JEDP_1989____A0_0,
     author = {Enss, Volker},
     title = {Long-range scattering of two- and three-body quantum systems},
     booktitle = {},
     series = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {0},
     pages = {1--31},
     publisher = {Ecole polytechnique},
     year = {1989},
     mrnumber = {91a:81214},
     zbl = {0734.35069},
     language = {en},
     url = {http://www.numdam.org/item/JEDP_1989____A0_0/}
}