00359nam a2200133Ia 4500082001900000100002000019245004600039260004000085300003000125490005300155500000500208700000500213856000700218  a530.1bB646.GT  aBleecker, David  aGauge theory and variational principlesb  aMassachusettsbAddison-Wesleyc1981  axviii, 179p. Index, Bibl.  aGlobal analysis, Pure and Applied series A no. 1  a  a  df