00323nam a2200121 a 450000500170000008200170001710000180003424500480005226000390010030000130013949000310015270000180018320251203090657.0  a515,bD, YAN  aYano, Kentaro  aStructures on manifolds, Kentaro Yano, eng.  aSingapore, World Scientific.c1984  aix,508p.  aSeries in pure mathsdno.3  aKon, Masahiro