@ARTICLE{8454824, 
author={Y. {Wang} and S. {He} and X. {Fan} and C. {Xu} and X. {Sun}}, 
journal={IEEE Transactions on Parallel and Distributed Systems}, 
title={On Cost-Driven Collaborative Data Caching: A New Model Approach}, 
year={2019}, 
volume={30}, 
number={3}, 
pages={662-676}, 
keywords={Heuristic algorithms;Data models;Servers;Trajectory;Streaming media;Dynamic programming;Electronic mail;Data caching and migration;collaborative caching;anticipatory caching;dynamic programming;competitive analysis}, 
doi={10.1109/TPDS.2018.2868642}, 
ISSN={1045-9219}, 
month={March},}