00824nam--2200325---450-99000329313020331620090709124245.0000329313USA01000329313(ALEPH)000329313USA0100032931320090709d1975----km-y0itay50------baitaITa---||||001yy<<La>> simmetriaWeyl HermannMilanoFeltrinelli1975175 p.ill.19 cmSc/1057FisicaBNCF530.1WEYL,Hermann56496ITsalbcISBD990003293130203316530.1 WEY2033/CBS530.1BKSCIRSIAV79020090709USA011242Simmetria343576UNISA