@INPROCEEDINGS{8737437, author={Li, Chengzhang and Li, Shaoran and Hou, Y. Thomas}, booktitle={IEEE INFOCOM 2019 - IEEE Conference on Computer Communications}, title={A General Model for Minimizing Age of Information at Network Edge}, year={2019}, volume={}, number={}, pages={118-126}, doi={10.1109/INFOCOM.2019.8737437}}