@ARTICLE {31723,
author={L. C. Cheng and L.  Kong and S.M. Mumtaz and T.  He},
doi={10.1109/TWC.2021.3105983},
journal={IEEE Transactions on Wireless Communications},
title={Collision-Free Dynamic Convergecast in Low-Duty-Cycle Wireless Sensor Networks},
year={2021},
month={October},
volume={33},
number={10},
pages={1-1},
ISSN={1536-1276}
}