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  • × classification_ss:"30.10 Systemtheorie <Naturwissenschaften allgemein>"
  1. Bertalanffy, L. von: General system theory : foundations, development, applications (1998) 9.91 
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    Bertalanffy, L. von
  2. Bertalanffy, L. von: General system theory : foundations, development, applications (1969) 9.91 
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    Bertalanffy, L. von

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