00356nam a2200133Ia 4500082001600000100001800016245005800034260002800092300001400120490005200134500002600186500000500212700000500217  a516bK86.LF  aKoszul, J. L.  aLectures on fibre bundles and differential geometryb  aNew DelhibNarosac1986  aii, 127p.  aTIFR lecture on Mathematics and Physicsv no.20  a"Notes by S. Ramanan"  a  a