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by Calkins, Peter; Chern, Wen S.; Tuan, Francis C.
by Chern, Wen S.; Rickertsen, Kyrre
by Peter Calkins; Wen S Chern; Francis C. Tuan
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by Chern, S. S.; Hirzebruch, Friedrich
by Chern, Shiing-Shen; Chen, W. H.; Lam, K. S.
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by Lemarechal, Claude; Chenciner, A.; Chern, S. S.; et al.
by Bao, D.; Chern, S. S.; Shen, Z.