Paper on Weiss and Bertalanffy presented at the ISSS 2006 50th annual meeting Stefan Blachfellner vor 19 Jahren At the ISSS 2006 (50th Annual Meeting) a paper by Drack and Apfalter was presented: Is Paul Weiss‘ and Ludwig von Bertalanffy’s System Thinking still valid today? Related posts The emcsr avantgarde 2016 Book of Abstracts is online! by Stefan Blachfellner 9 Jahren ago Towards Organismic Systems Medicine by Stefan Blachfellner 7 Jahren ago Review of the 4th International Circular Change Conference 2019 Maribor by Stefan Blachfellner 7 Jahren ago