00627nam a2200169Ia 450000500170000000800410001702000130005808200240007110000230009524500630011826000360018130000170021750500850023494200080031999900170032795201130034420241211205648.0241211s1988    xx            000 0 und d  afcnm2438  a515.73I/Sch29 (S.C)  aSchroeder, Viktor. 0aCodimension one tori in manifolds of nonpositive curvature  aRío de Janeiro :bIMPA,c1988  a15 páginas  a1.Introduction. 2.Preliminaries. 3.Proof of the theorem. 4.Proofs of the Lemmas.  yS.C  c51659d51659  00104070aBE-FCNMbBE-FCNMcTPd2018-08-21eDonacionfBuenoo515.73I/Sch29 (S.C)pFCNMsc3862yS.CzInterno