<style face="normal" font="default" size="100%">Hans Peter Luhn and Herbert M. Ohlman: Their Roles in the Origins of Keyword-in- Context/Permutation Automatic Indexing</style>

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0<style face="normal" font="default" size="100%">Hans Peter Luhn and Herbert M. Ohlman: Their Roles in the Origins of Keyword-in- Context/Permutation Automatic Indexing</style><style face="normal" font="default" size="100%">Hans Peter Luhn and Herbert M. Ohlman: Their Roles in the Origins of Keyword-in- Context/Permutation Automatic Indexing</style>