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  • × type_ss:"x"
  • × year_i:[1960 TO 1970}
  1. Gordon, T.J.; Helmer-Hirschberg, O.: Report on a long-range forecasting study (1964) 0.02 
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    Date
    22. 6.2018 13:24:08
    22. 6.2018 13:54:52
  2. Geh, H.-P.: ¬Die Facettenklassifikation und ihre Anwendung auf das Fach Geschichte (1965) 0.01 
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