1 files changed, 33 insertions, 0 deletions
diff --git a/cybernetics.bib b/cybernetics.bib
index 45a801d..5bf4af8 100755
--- a/cybernetics.bib
+++ b/cybernetics.bib
@@ -326,3 +326,36 @@
   pages     = {18--24},
   url       = {http://doi.org/10.2307/184878}
 }
+
+@book{uexkull2010,
+   title           = {A Foray Into the Worlds of Animals and Humans: With a Theory of Meaning},
+   author          = {Jakob von Uexküll},
+   publisher       = {U of Minnesota Press},
+   isbn            = {0816659001,9780816659005},
+   year            = {2010},
+   series          = {},
+   edition         = {},
+   volume          = {},
+}
+
+@book{uexkull1934,
+   title           = {A Stroll Through the Worlds of Animals and Men: A Picture Book of Invisible Worlds},
+   author          = {Jakob von Uexküll},
+   publisher       = {International Universities Press, Inc.},
+   isbn            = {},
+   year            = {1934},
+   series          = {},
+   edition         = {},
+   volume          = {},
+}
+
+@book{uexkull1926,
+   title           = {Theoretical Biology},
+   author          = {Jakob von Uexküll},
+   publisher       = {Harcourt, Brace, \& Co., Ltd.},
+   isbn            = {},
+   year            = {1926},
+   series          = {},
+   edition         = {},
+   volume          = {},
+}