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  • × author_ss:"Bertalanffy, L. von"
  1. Bertalanffy, L. von: Zu einer allgemeinen Systemlehre (1949) 0.03 
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  2. Bertalanffy, L. von: General systems theory (1956) 0.03 
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  3. Bertalanffy, L. von: General systems theory : a critical review (1962) 0.02 
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  4. Bertalanffy, L. von: General system theory : foundations, development, applications (1998) 0.02 
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  5. Bertalanffy, L. von: General system theory : foundations, development, applications (1969) 0.02 
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