00347nam a2200121Ia 4500082001700000100004300017245003700060260003400097300002000131490003500151500000500186700003400191  a516bD676.GF  aDonaldson, S. K. and Kronheimer, P. B.  aThe geometry of four-manifoldsb  aOxfordbClarendon Pressc1990  aix, 440p. Index  aOxford Mathematical monographs  a  aKronheimer, P. B. ; jt. auth.