From 61271b92a793dd837d8326c7064cebd0a3fcdb39 Mon Sep 17 00:00:00 2001
From: Prefetch
Date: Sun, 28 Nov 2021 17:15:39 +0100
Subject: Expand knowledge base

---
 content/know/concept/einstein-coefficients/index.pdc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'content/know/concept/einstein-coefficients/index.pdc')

diff --git a/content/know/concept/einstein-coefficients/index.pdc b/content/know/concept/einstein-coefficients/index.pdc
index 9feaf8c..f0f0f96 100644
--- a/content/know/concept/einstein-coefficients/index.pdc
+++ b/content/know/concept/einstein-coefficients/index.pdc
@@ -126,7 +126,7 @@ $$\begin{aligned}
 
 Note that this result holds even if $E_1$ is not the ground state,
 but instead some lower excited state below $E_2$,
-due to the principle of *detailed balance*.
+due to the principle of [detailed balance](/know/concept/detailed-balance/).
 Furthermore, it turns out that these relations
 also hold if the system is not in equilibrium.
 
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