01196nam0-22003731i-450-99000082674040332120090707184035.03-540-16039-6000082674FED01000082674(Aleph)000082674FED0100008267420090707d1985----km-y0itay50------baengDEy-------001yyGeometric aspects of the Einstein equations and integrable systemsproceedings of the sixth Scheveningen Conference, Scheveningen The Netherlands, august 26-31,1984edited by R. MartiniBerlinSpringer Verlag1985344 p.24 cmLecture notes in physics239RelativitàGravità530.11Martini,RodolfoScheveningen conference<6. ;1984 ;Scheveningen>40399ITUNINARICAUNIMARCBK99000082674040332102 64 A 25146FINBN23-14413255FI1FINBNFI1Geometric aspects of the Einstein equations and integrable systems347224UNINA