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README.md

 # Tight Binding Model twisted SnS
 
-This repository contains the 14-parameter tight-binding Hamiltonian to model the low-energy band structure of twisted SnS as described in (ADD REF). 
+This repository contains the 13-parameter tight-binding Hamiltonian to model the low-energy band structure of twisted SnS as described in https://arxiv.org/abs/2207.02806. 
 
 ## Getting started