From c4ec16c8b34f84f0e95d2988df083c6d31ba21ef Mon Sep 17 00:00:00 2001
From: Prefetch
Date: Wed, 10 Mar 2021 15:26:15 +0100
Subject: Expand knowledge base

---
 content/know/concept/binomial-distribution/index.pdc | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'content/know/concept/binomial-distribution/index.pdc')

diff --git a/content/know/concept/binomial-distribution/index.pdc b/content/know/concept/binomial-distribution/index.pdc
index 68dec8c..70cc897 100644
--- a/content/know/concept/binomial-distribution/index.pdc
+++ b/content/know/concept/binomial-distribution/index.pdc
@@ -191,3 +191,9 @@ $$\begin{aligned}
         \lim_{N \to \infty} P_N(n) = \frac{1}{\sqrt{2 \pi \sigma^2}} \exp\!\Big(\!-\!\frac{(n - \mu)^2}{2 \sigma^2} \Big)
     }
 \end{aligned}$$
+
+
+## References
+1.  H. Gould, J. Tobochnik,
+    *Statistical and thermal physics*, 2nd edition,
+    Princeton.
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