q=Heinz+Hopf++with+a+preface+by+S.S.+Chern.&searchType=standard&isFacet=true&view=standard&rows=10&sortWay=score&sortOrder=desc&curlibcode=CYFG&searchWay0=marc&logical0=AND
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Heinz Hopf with a preface by S.S. Chern.