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  1. By: Marx, Hymen - Voris, Harold K.
    Publication info: Chicago, Field Museum of Natural History, 1977
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Combinatorial set theory  Numerical taxonomy
  2. By: Crutcher, Harold L. - Joiner, Raymond L. - United States. Environmental Data Service.
    Publication info: Asheville, N.C, Dept. of Commerce, National Oceanic and Atmospheric Administration, Environmental Data Service, National Climatic Center, 1977
    Holding Institution: Penn State University
    Subjects: Classification of sciences  Cluster analysis  Factor analysis  Numerical taxonomy  
  1. By: Abdel Khalik, Kadry Nabeh El Sayed
    Type: Article
    In: Acta Botanica Brasilica
    Date: 2012-03-01
    Subjects: Balanitoideae  Numerical taxonomy  PCO  Peganoideae  Seetzenioideae  Tetradiclidoideae  Tribuloideae  UPGMA cluster  Zygophyllaceae  Zygophylloideae
  2. By: Coelho, Petrônio Alves,
    Type: Article
    In: Revista Brasileira de Zoologia
    Date: 1993-01-01
    Subjects: Brachyura  Numerical taxonomy  systematic  Xanthidae