refs embodiment

diff --git a/tex/4-loop.tex b/tex/4-loop.tex
index 587b5bb93980dad8177800f8c2e64e14e81ce3f0..8acc913df2a3a90b55bbe13f4ac2819600bff171 100644 (file)
--- a/tex/4-loop.tex
+++ b/tex/4-loop.tex
@@ -283,4 +283,6 @@ This is known as the Midas touch problem, as a reference to the Midas king in th
 \section{Contribution of haptic to sense of embodiment}
 \label{sec:embodiment}
 
+\cite{witmer98,slaterr99,slater09,kilteni12,roth20,peck21}
+
 \cite{richard20}