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  • × classification_ss:"025.4'7 / dc19"
  • × year_i:[1980 TO 1990}
  • × type_ss:"m"
  1. Langridge, D.W.: Subject analysis : principles and procedures (1989) 1.00
    1.0 = *:*, product of:
      1.0 = boost
      1.0 = queryNorm