From 0d9f68198e7737381b9c1a701c211f05b07403f9 Mon Sep 17 00:00:00 2001
From: Kevin Keogh <kevin.d.keogh@gmail.com>
Date: Sun, 2 Apr 2017 21:16:42 -0400
Subject: [PATCH] attribution for gaussian random number algorithm

---
 src/utils.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/utils.c b/src/utils.c
index faa709b..aa188c6 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -27,6 +27,7 @@ double normalcdf(double z)
 
 double gaussrand()
 {
+	/* Marsaglia and Bray, ``A Convenient Method for Generating Normal Variables'' */
 	static double V1, V2, S;
 	static int phase = 0;
 	double X;