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  • × author_ss:"Shrejder, J.A."
  • × year_i:[1970 TO 1980}
  1. Shrejder, J.A.; Panova, N.S.: ¬The principle of duality in classification theory (1975) 0.01 
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    Source
    Automatic documentation and mathematical linguistics. 9(1975) no.1, S.1-12