1.
Rüting T. History and significance of Jakob von Uexküll and of his institute in Hamburg. SSS [Internet]. 2004 Dec. 31 [cited 2024 Dec. 26];32(1/2):35-72. Available from: https://ojs.utlib.ee/index.php/sss/article/view/SSS.2004.32.1-2.02