%0 Journal Article %A Roth, C. %T Scattering Theory, by Peter D. Lax and Ralph S. Phillips. Academic Press (1967). %J Canadian mathematical bulletin %D 1969 %P 247-248 %V 12 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1017/S0008439500030320/ %R 10.1017/S0008439500030320 %F 10_1017_S0008439500030320