00288nam a2200109Ia 4500082002000000100002500020245005500045260004800100300002000148500000500168700000500173  a530.1bAi311.II  aAitchison, Ian J. R.  aAn informal introduction to gauge field theoriesb  aCambridgebCambridge University Pressc1982  aix, 174p. Index  a  a