@article{Sun_2021,
title={Using the Relative Entropy of Linguistic Complexity to Assess L2 Language Proficiency Development},
volume={23},
ISSN={1099-4300},
url={http://dx.doi.org/10.3390/e23081080},
DOI={10.3390/e23081080},
number={8},
journal={Entropy},
publisher={MDPI AG},
author={Sun,
Kun and Wang,
Rong},
year={2021},
month=aug,
pages={1080} }