From 100a159a9d57b68a7e5d5a8a7630353ece195dfa Mon Sep 17 00:00:00 2001
From: Chun-Yen Chen <70311975+ChunYen-Chen@users.noreply.github.com>
Date: Sun, 8 Sep 2024 13:08:58 +0800
Subject: [PATCH] Update README.md

---
 example/test_problem/Hydro/MHD_OrszagTangVortex/README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/example/test_problem/Hydro/MHD_OrszagTangVortex/README.md b/example/test_problem/Hydro/MHD_OrszagTangVortex/README.md
index 239e57d46..d9dfa9260 100644
--- a/example/test_problem/Hydro/MHD_OrszagTangVortex/README.md
+++ b/example/test_problem/Hydro/MHD_OrszagTangVortex/README.md
@@ -11,10 +11,10 @@
 
 # Default setup
 1. Periodic BC
-2. Refinement criterion: current density (`OPT__FLAG_CURRENT`)
+2. Refinement criterion: current density ([[OPT__FLAG_CURRENT | Runtime-Parameters:-Refinement#OPT__FLAG_CURRENT]])
 3. [[MAX_LEVEL | Runtime-Parameters:-Refinement#MAX_LEVEL]] = 2
 
 
 # Note
-1. Reference: Orszag & Tang, 1998, J. Fluid Mech., 90, 129
+1. Reference: [Orszag & Tang, 1998, J. Fluid Mech., 90, 129](https://doi.org/10.1017/S002211207900210X)
 2. No z dependence