@article{JEDP_1992____A2_0,
     author = {Yafaev, Dimitri R.},
     title = {Radiation conditions and scattering theory for $N$-particle hamiltonians (main ideas of the approach)},
     journal = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {2},
     pages = {1--11},
     publisher = {Ecole polytechnique},
     year = {1992},
     zbl = {0771.35040},
     language = {en},
     url = {http://www.numdam.org/item/JEDP_1992____A2_0/}
}