diff --git a/src/references.gmo b/src/references.gmo
index 9448724..85ea22d 100644
--- a/src/references.gmo
+++ b/src/references.gmo
@@ -38,6 +38,21 @@ texts by solderpunk in the {gemini} protocol
 => https://www.youtube.com/watch?v=YMKJ7S7fKOk Rare Earthenware - Unknown Fields 
 => https://web.archive.org/web/20210415134117/http://www.unknownfieldsdivision.com/summer2014china-aworldadriftpart02.html Unknown Fields Division - Summer 2014 China Cargo ship expedition
 
+# non-electronic computers
+			
+=> https://wintermute.org/project/Rustic_Computing/ Brendan Howell - Rustic Computers
+=> https://www.jeffreythompson.org/human-computers.php Jeff Thompson ++ Human Computers
+=> https://xkcd.com/505  - a bunch of rocks, randall munroe, xkcd
+=> http://www.blikstein.com/paulo/projects/project_water.html programmable water - paulo blikstein 2003	
+=> https://wiki.xxiivv.com/site/papier.html wdr papier computer
+=> https://wiki.xxiivv.com/site/paper_computing.html paper computing
+=> https://yip.pe/analog.html analogue computing
+=> https://www.turingtumble.com/ turing tumble
+=> https://www.youtube.com/watch?v=rA5qnZUXcqo The Stilwell Brain - Vsauce (youtube)
+=> https://esoteric.codes/blog/escher-circuits-using-vision-to-perform-computation Escher Circuits: Using Vision to Perform Computation 
+
+=> ./fluidics.gmi {fluidics}
+
 # computer science
 
 => https://archive.org/details/computationfinit0000mins/ Computation: finite and infinite machines (1967) Minsky 
@@ -52,19 +67,6 @@ texts by solderpunk in the {gemini} protocol
 => http://socialstudies.cs.mcgill.ca/index.html Social Studies of Computing Research Group
 => https://queersts.com/work-group/manifest/ Queer STS (Science and Technology Studies) Manifest
 
-# non-electronic computers
-			
-=> https://wintermute.org/project/Rustic_Computing/ Brendan Howell - Rustic Computers
-=> https://www.jeffreythompson.org/human-computers.php Jeff Thompson ++ Human Computers
-=> https://xkcd.com/505  - a bunch of rocks, randall munroe, xkcd
-=> http://www.blikstein.com/paulo/projects/project_water.html programmable water - paulo blikstein 2003	
-=> https://wiki.xxiivv.com/site/papier.html wdr papier computer
-=> https://wiki.xxiivv.com/site/paper_computing.html paper computing
-=> https://yip.pe/analog.html analogue computing
-=> https://www.turingtumble.com/ turing tumble
-=> https://www.youtube.com/watch?v=rA5qnZUXcqo The Stilwell Brain - Vsauce (youtube)
-
-=> ./fluidics.gmi {fluidics}
 
 # emergent complexity