00374nam a2200121Ia 4500082001700000100004500017245003600062260003600098300001600134490006200150500000500212700003500217  a516bF853.IF  aFreed, Daniel S. and Uhlenbeck, Karen K.  aInstantons and four-manifoldsb  aNew YorkbSpringer-Verlagc1984  a232p. Bibl.  aMathematical Sciences Research Institute Publicationsv 1  a  aUhlenbeck, Karen K.; jt. auth.