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  • × type_ss:"r"
  • × year_i:[1970 TO 1980}
  1. UNISIST: Study report on the feasibility of a world science information system by the United Nation Educational, Scientific and Cultural Organization and the International Council of Scientific Unions (1971) 0.03
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  2. Wheelbarger, J.J.; Clouse, R.W.: ¬A comparision of a manual library reclassification project with a computer automated library reclassification project (1975) 0.01
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